A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A - A alanine.

A - A arteriole.

A - A asymptomatic no symptoms (e.g. in Hodgkin lymphoma).

a - a autopsy.

a -GPA - a -GPA alpha-D-glucose pentaacetate.

A&BC - A&BC air and bone conduction.

A&I - A&I allergy and immunology.

A&P - A&P anterior and posterior.

A&P - A&P auscultation and palpation.

A&P - A&P auscultation and percussion.

A&W - A&W alive and well.

A-a 02 - A-a 02 alveolo-arterial oxygen tension.

A-IC - A-IC average integrated concentration.

A-V - A-V arteriovenous.

A-V - A-V atrioventricular.

A/B acid-base ratio. - A/B acid-base ratio.

A/G - A/G albumin/globulin ratio.

A/O - A/O alert and orientated.

A/V - A/V ampere/volt.

A/V - A/V arteriovenous.

A>B - A>B air greater than bone (conduction).

A1 - A1 aortic first sound.

a1AT - a1AT alpha-1-antitrypsin.

A2 - A2 aortic second sound.

A2U - A2U alpha 2u-globulin.

aa - aa (Greek: Ana) of each.

AA - AA arachidonic acid.

aa - aa arteries.

AA - AA reactive (secondary) amyloidosis.

aa seq - aa seq amino acid sequence.

AAA - AAA abdominal aortic aneurysm.

AAA - AAA adenine-adenine-adenine codon for lysine.

AAA - AAA diagnostic arthroscopy operative arthroscopy and possible operative arthrotomy.

AAAASF - AAAASF American Association for Accreditation of Ambulatory Surgery Facilities.

AAAP - AAAP activity of antiactivator in plasma.

AABB - AABB American Association of Blood Banks.

AAC - AAC adenine-adenine-cytosine codon for asparagine.

AACPDM - AACPDM American Academy for Cerebral Palsy and Developmental Medicine (also: AAOS Specialty Societies).

AACR - AACR American Association for Cancer Research.

Aad - Aad aminoadipic acid.

AADC - AADC amino acid decarboxylase.

AAE - AAE American Association of Endodontists.

AAETS - AAETS American Academy of Experts in Traumatic Stress.

AAF - AAF 2-acetylaminofluorene.

AAF - AAF anterior auditory field.

AAF - AAF astrocytoma with atypical/anaplastic foci.

AAF/OL - AAF/OL anaplastic astrocytomas /oligodendrogliomas.

AAFP - AAFP American Academy of Family Physicians.

AAG - AAG adenine-adenine-guanine codon for lysine.

AAHKS - AAHKS American Association of Hip and Knee Surgeons (also: AAOS Specialty Societies).

AAHS - AAHS American Association for Hand Surgery (also: AAOS Related Organizations).

AAL - AAL anterior axillary line.

AAMC - AAMC Association of American Medical Colleges.

AAMI - AAMI Advancement of Medical Instrumentation.

AAMT - AAMT American Association for Medical Transcriptionists.

AAN - AAN American Academy of Neurology.

AANA - AANA Arthroscopy Association of North America (also: AAOS Related Organizations).

AANOS - AANOS The American Academy of Neurological and Orthopaedic Surgeons.

AANS - AANS American Association of Neurological Surgeons.

AAO - AAO American Academy of Ophthalmology.

AAo - AAo ascending aorta.

AAOC - AAOC antacid of choice.

AAofA - AAofA Ambulance Association of America.

AAOFAS - AAOFAS American Association of Orthopaedic Foot and Ankle Surgeons.

AAOHN - AAOHN American Association of Occupational Health Nurses.

AAOM - AAOM American Academy of Oral Medicine.

AAOO - AAOO American Academy of Ophthalmology and Otolaryngology.

AAOP - AAOP American Academy of Oral Pathology.

AAOP - AAOP American Academy of Orthotists and Prosthetists.

AAOPP - AAOPP American Association of Osteopathic Postgraduate Physicians.

AAOS - AAOS American Academy of Orthopaedic Surgery.

AAOT - AAOT Asociacion Argentina de Ortopedia y Traumatologia (Argentinian Orthopaedic Association).

AAOx3 - AAOx3 awake alert and oriented x 3 (to person place and time).

AAP - AAP air at atmospheric pressure.

AAP - AAP American Academy of Pediatrics.

AAP - AAP American Academy of Pedodontics.

AAP - AAP American Academy of Periodontology.

AAP - AAP American Academy of Psychoanalysis.

AAP - AAP American Academy of Psychotherapists.

AAP - AAP American Association of Pathologists.

AAP - AAP aminoantipyrine.

AAP - AAP Association for the Advancement of Psychoanalysis.

AAP - AAP Association of Academic Physiatrists.

AAP - AAP Association of American Physicians.

AaP02 - AaP02 (A-a) P02 alveolo-arterial oxygen tension difference.

AAPA - AAPA American Academy of Physician Assistants.

AAPA - AAPA American Association of Pathologist Assistants.

AAPB - AAPB American Association of Pathologists and Bacteriologists.

AAPC - AAPC antibiotic-associated pseudomembranous colitis.

AAPCC - AAPCC adjusted annual per capita cost.

AAPCC - AAPCC adjusted average per capita cost.

AAPCC - AAPCC American Association of Poison Control Centers.

AaPco2 - AaPco2 (A-a)Pc02 alveolo-arterial carbon dioxide tension difference.

AAPF - AAPF anti-arteriosclerosis polysaccharide factor.

AAPH - AAPH22'-azobis-(amidinopropane) dihydrochloride.

AAPHD - AAPHD American Association of Public Health Dentists.

AAPHP - AAPHP American Association of Public Health Physicians.

AAPL - AAPL American Academy of Psychiatry and the Law.

AAPM - AAPM American Association of Physicists in Medicine.

AAPM&R - AAPM&R American Academy of Physical Medicine and Rehabilitation.

AAPMC - AAPMC antibiotic-associated pseudo-membranous colitis.

AAPMR - AAPMR American Academy of Physical Medicine and Rehabilitation.

AAPOS - AAPOS American Association for Pediatric Ophthalmology and Strabismus.

AAPP - AAPP American Academy on Physician and Patient.

AAPPO - AAPPO American Association of Preferred Provider Organizations.

AAPS - AAPS American Association of Plastic Surgeons.

AAPS - AAPS Arizona Articulation Proficiency Scale.

AAPS - AAPS Association of American Physicians and Surgeons.

AAPSM - AAPSM American Academy of Podiatric Sports Medicine.

AAR - AAR active avoidance reaction.

AAR - AAR acute articular rheumatism.

aar - aar against all risks.

AAR - AAR antigen-antiglobulin reaction.

AARC - AARC American Association for Respiratory Care.

AARDA - AARDA American Autoimune Related Diseases Association.

AARE - AARE automobile accident rear end.

AAROM - AAROM active assertive range of motion.

AAROM - AAROM active assisted range of motion.

AARP - AARP American Association of Retired Persons.

AAS - AAS Aarskog-Scott (syndrome).

AAS - AAS acid aspiration syndrome.

AAS - AAS alcoholic abstinence syndrome.

AAS - AAS American Academy of Sanitarians.

AAS - AAS American Analgesia Society.

AAS - AAS aneurysm of atrial septum.

AAS - AAS anthrax anti serum.

AAS - AAS aortic arch syndrome.

AAS - AAS atomic absorption spectrophotometry.

AASD - AASD American Academy of Stress Disorders.

AASH - AASH adrenal androgen stimulating hormone.

AASH - AASH American Association for the Study of Headache.

AASK - AASK African American Study of Kidney Diseases and Hypertension Pilot Study.

AASP - AASP acute atrophic spinal paralysis.

AASP - AASP American Association of Senior Physicians.

AASP - AASP ascending aorta synchronized pulsation.

AASS - AASS American Association for Social Security.

AAST - AAST American Association for the Surgery of Trauma.

AAT - AAT Aachen Aphasia Test.

AAT - AAT academic aptitude test.

AAT - AAT alanine aminotransferase.

AAT - AAT alkylating agent therapy.

AAT - AAT alpha-1-antitrypsin.

AAT - AAT atrial triggered (pacemaker).

AAT - AAT auditory apperception test.

AAT - AAT automatic atrial tachycardia.

AATS - AATS American Association for Thoracic Surgery.

AAU - AAU acute anterior uveitis.

AAU - AAU adenine-adenine-uracil codon for asparagine.

AAV - AAV adeno-associated virus.

AAVMC - AAVMC Association of American Veterinary Medical Colleges.

AAVP - AAVP American Association of Veterinary Parasitologists.

AAVPT - AAVPT American Academy of Veterinary Pharmacology and Therapeutics.

AAW - AAW anterior aortic wall.

AAWD - AAWD American Association of Women Dentists.

AAWM - AAWM American Academy of Wound Management.

AB - AB Ab abortion.

AB - AB abdominal.

AB - AB abnormal.

ab - ab abortion.

AB - AB Ace bandage.

AB - AB active bilaterally.

AB - AB aid to the blind.

AB - AB alcian blue.

AB - AB alertness behavior.

AB - AB antibiotic.

Ab - Ab antibiotic.

ab - ab antibody.

Ab - Ab antibody.

AB - AB antibody.

AB - AB antigen binding.

AB - AB apex beat.

AB - AB asbestos body.

AB - AB asthmatic bronchitis.

AB - AB axiobuccal.

aB - aB azure B.

AB - AB Bachelor of Arts (Lat.Artium Baccalaureus).

AB - AB blood group AB.

ABA - ABA abscissic acid.

ABA - ABA allergic bronchopulmonary aspergillosis.

ABA - ABA American Board of Anesthesiologists.

ABA - ABA antibacterial activity.

ABA - ABA arrest before arrival.

ABA - ABA Arthroscopie Belge - Belgian Arthroscopy Association.

ABAT - ABAT American Board of Applied Toxicology.

Abb - Abb abbreviations.

ABB - ABB Albright-Butler-Bloomberg syndrome.

ABB - ABB American Board of Bioanalysis.

ABB - ABB Asea Brown Boveri.

ABBQ - ABBQ Acquired Immunodeficiency Syndrome Beliefs and Behavior Questionnaire.

abbr - abbr abbreviation abbreviated.

ABC - ABC absolute basophil count.

ABC - ABC absolute bone conduction.

ABC - ABC acalculous biliary colic.

ABC - ABC acid balance control.

ABC - ABC aconite-belladonna-chloroform.

ABC - ABC advanced breast cancer.

ABC - ABC airway breathing and circulation.

ABC - ABC alignment blue calcium (synovial fluid pearls in gout and pseudogout).

ABC - ABC alternative birth center.

ABC - ABC alum blood and charcoal (purification and deodorizing method).

ABC - ABC alum blood and clay (sludge deodorizing method).

ABC - ABC American Blood Commission.

ABC - ABC aneurysmal bone cyst.

ABC - ABC antigen-binding capacity.

ABC - ABC apnea bradycardia cyanosis.

ABC - ABC aspiration biopsy cytology.

ABC - ABC aspiration needle biopsy.

ABC - ABC assessment of basic competency.

ABC - ABC atomic biological and chemical (warfare).

Abc - Abc autoantibodies to collagen.

ABC - ABC avidin-biotin complex.

ABC - ABC axiobuccocervical.

ABCC - ABCC Atomic Bomb Casualty Commission.

ABCD - ABCD airway breathing circulation differential diagnosis (or defibrillate) - in cardiopulmonary resuscitation.

ABCD - ABCD asymmetry borders irregular color variegated diameter > 6 mm (assessment of melanoma).

ABCDE - ABCDE airway breathing circulation disability

ABCDE - ABCDE botulism toxin pentavalent.

ABCDEFGH - ABCDEFGH air ways bones cardiac shadow diaphragm

ABCDES - ABCDES abnormal alignment bones-periarticular osteoporosis cartilage joint space loss deformities

ABCDES - ABCDES adjust medication bacterial prophylaxis cervical spine disease deep vein thrombosis prophylaxis

Abd - Abd (abdere) abdomen.

Abd - Abd abdominal.

Abd - Abd abduction.

ABE - ABE acetone-butanol-ethanol.

ABE - ABE acid-base equilibrium.

ABE - ABE activity before exercise.

ABE - ABE actual base excess.

ABE - ABE acute bacterial endocarditis.

ABE - ABE acute bacterial exacerbations of chronic bronchitis.

ABE - ABE Adult Basic Education Programs.

ABE - ABE American Board of Endodontics.

ABE - ABE aminobenzoate.

ABE - ABE anode-break excitation.

ABE - ABE antisheep beta-endorphin.

ABE - ABE atypical bronchial epithelium.

Abe - Abe autoantibodies to elastin.

ABE - ABE average bioequivalence.

ABe - ABe Averrhoa bilimbi.

ABE - ABE estradiol bound to albumin.

ABE - ABE trivalent botulinic antitoxin.

ABE-1 - ABE-1 a strain of the psychrophilic marine bacterium Vibrio

ABE-1. - ABE-1.

ABE-I - ABE-I anion-binding exosite I.

ABE-II - ABE-II anion-binding exosite II.

Abeta - Abeta beta-amyloid (component of Alzheimer's disease plaques).

ABF - ABF alpha-L-arabinofuranosidases.

ABG - ABG arterial blood gases.

ABG - ABG autogenous bone graft.

ABI - ABI ankle to brachial index.

ABJS - ABJS Association of Bone and Joint Surgeons (AAOS Specialty Societies).

ABMA - ABMA anti-basement membrane antibody disease (Goodpasture’s syndrome).

ABMS - ABMS American Board of Medical Specialties.

ABMT - ABMT autologous bone marrow transplant.

ABN - ABN abducens nucleus.

AbN - AbN ablation nephropathy.

ABN - ABN Abn abnormal.

abn - abn abnormality of a chromosome (e.g.abn 12p).

ABN - ABN active bulimia nervosa (BN).

ABN - ABN acute bacterial nephritis.

ABN - ABN acute brachial neuropathy/neuritis.

ABN - ABN advance beneficiary notices.

ABN - ABN alkali-treated bound niacin.

ABN - ABN anterior BNST lesions (BNST bed nucleus of the stria terminalis).

AbN - AbN antibody nitrogen.

AbN - AbN antibody to the N terminus (of a protein or peptide).

ABN - ABN arched-back nursing (about laboratory rats).

ABN - ABN artificial background noise.

ABN - ABN aseptic (avascular) bone/bone marrow necrosis.

ABN - ABN Association of British Neurologists.

ABN - ABN endo-15-alpha-L-arabinase.

ABN - ABN The Brazilian Academy of Neurology.

Abn-cbd - Abn-cbd abnormal cannabidiol.

ABO - ABO blood grouping system.

ABOS - ABOS American Board of Orthopaedic Surgery.

ABP - ABP American Board of Pathology.

ABP - ABP American Board of Pediatrics.

ABP - ABP androgen binding protein.

ABPA - ABPA allergic bronchopulmonary aspergillosis.

ABPB - ABPB abductor pollicis brevis (also APB).

ABPL - ABPL abductor pollicis longus (also APL).

ABR - ABR auditory brainstem response audiometry.

ABS - ABS American Back Society.

ABS - ABS arterial blood pressure.

ABTA - ABTA American Brain Tumor Association.

ABVD - ABVD adriamycin bleomycin vinblastine and dacarbazine (regimen used to treat Hodgkin’s disease).

ABW - ABW actual body weight.

AC - AC acromioclavicular joint.

AC - AC air conduction.

AC - AC alternating current.

ac - ac ante cenam before meal/s.

AC-PH - AC-PH ac phos acid phosphatase.

AC/SIUG - AC/SIUG ambulatory care special-interest user group.

ACA - ACA adenine-cytosine-adenine codon for threonine.

ACA - ACA American Chiropractic Association.

ACA - ACA Amputee Coalition of America (also: AAOS Related

AcAAP - AcAAP N-acetylaminoantipyrine.

ACC - ACC adenine-cytosine-cytosine codon for serine.

ACC - ACC adenine-cytosine-cytosine codon for threonine.

ACC - ACC American College of Cardiology.

ACC - ACC anodal closure contraction.

ACCME - ACCME Accreditation Council for Continuing Medical Education.

Accom. - Accom. accommodation.

ACCP - ACCP American College Of Chest Physicians.

ACCx - ACCx anterior cingulate cortex.

ACD - ACD absorbent cover dressing.

ACD - ACD acid-citrate-dextrose.

ACD - ACD allergic contact dermatitis.

ACD - ACD anemia of chronic disease.

ACD - ACD anterior cervical discectomy.

ACD - ACD asymmetrical cortical degeneration syndromes.

ACD - ACD Available Chemical Directory.

ACDF - ACDF adult children from dysfunctional family.

ACDF - ACDF anterior cervical discectomy and fusion.

ACDM - ACDM Association for Clinical Data Management

ACE - ACE angiotensin converting enzyme.

ACEI - ACEI angiotensin-converting enzyme inhibitors.

ACF - ACF anterior cervical fusion.

ACFAS - ACFAS American College of Foot and Ankle Surgeons.

ACG - ACG adenine-cytosine-guanine codon for threonine.

ACG - ACG angiocardiography

ACh - ACh acetylcholine.

AChR - AChR acetylcholine receptor.

ACI - ACI acute coronary insufficiency.

ACILS - ACILS American Center for International Labor Solidarity.

ACIP - ACIP Advisory Committee on Immunization Practices.

ACJ - ACJ acromioclavicular joint (also AC joint).

ACJT - ACJT acromioclavicular joint.

ACL - ACL Achievement Check List.

ACL - ACL acromegaloid features cutis verticis gyrata corneal leukoma (syndrome).

ACL - ACL anterior clavicular line.

ACL - ACL anterior cruciate ligament.

ACL - ACL anterior cruciate ligament.

ACL - ACL anticardiolipin (antibody).

ACl - ACl aspiryl chloride.

ACLA - ACLA American Clinical Laboratory Association

ACLC - ACLC Assessment of Children’s Language Comprehension.

ACLD - ACLD Association for Children with Learning Disabilities.

ACLF - ACLF adult congregate living facility.

ACLI - ACLI American Council on Life Insurance.

aCLL - aCLL atypical chronic lymphocytic leukemia.

ACLM - ACLM American College of Legal Medicine.

ACLPS - ACLPS Academy of Clinical Laboratory Physicians and Scientists.

ACLR - ACLR anterior capsulolabral reconstruction.

ACLS - ACLS advanced cardiac life support.

AcLV - AcLV avian acute leukemia virus.

ACM - ACM acetaminophen.

ACM - ACM acute cerebrospinal meningitis.

ACM - ACM Adriamycin cyclophosphamide methotrexate.

ACM - ACM albumin-calcium-magnesium.

ACM - ACM alveolar capillary membrane.

ACM - ACM anticardiac myosin.

ACM - ACM Arnold-Chiari malformation.

ACMA - ACMA American Occupational Medical Association.

ACMC - ACMC Association of Canadian Medical Colleges.

ACMD - ACMD associate chief medical director.

ACME - ACME Advisory Council on Medical Education.

ACME - ACME Automated Classification of Medical Entities.

ACMF - ACMF arachnoid cyst of the middle fossa.

ACMI - ACMI American College of Medical Informatics.

ACML - ACML atypical chronic myeloid leukemia.

ACMP - ACMP alveolar-capillary membrane permeability.

ACMR - ACMR Advisory Committee on Medical Research.

ACMS - ACMS American Chinese Medical Society.

ACMSF - ACMSF Advisory Committee on the Microbiological Safety of Food (UK).

ACMT - ACMT artificial circus movement tachycardia.

ACMV - ACMV assist-controlled mechanical ventilation.

ACN - ACN acute conditioned neurosis ventilation.

ACN - ACN Ambulatory Care Network ventilation.

ACN - ACN American College of Neuropsychiatrists ventilation.

ACN - ACN American College of Nutrition.

ACNM - ACNM American College of Nuclear Medicine Nutrition.

ACNM - ACNM American College of Nurse-Midwives.

ACNP - ACNP acute care nurse practitioner Midwives.

ACNP - ACNP American College of Nuclear Physicians.

ACO - ACO acute coronary occlusion.

ACO - ACO alert cooperative oriented.

ACO - ACO anodal closure odor.

ACO-HNS - ACO-HNS American Council of Otolaryngology-Head and Neck Surgery.

ACOA - ACOA adult children of alcoholics.

ACoA - ACoA anterior communicating artery.

ACOAs - ACOAs collegiate adult children of alcoholics.

ACOEM - ACOEM American College of Occupational and Environmental Medicine.

ACOEP - ACOEP American College of Osteopathic Emergency Physicians.

ACOG - ACOG American College of Obstetricians and Gynecologists.

ACOHA - ACOHA American College of Osteopathic Hospital Administrators.

ACOI - ACOI American College of Osteopathic Internists.

ACOM - ACOM American College of Occupational Medicine.

ACOM - ACOM anterior communicating (artery).

AComA - AComA anterior communicating artery.

ACOMS - ACOMS American College of Oral and Maxillofacial Surgeons.

ACOOG - ACOOG American College of Osteopathic Obstetricians and Gynecologists.

ACOP - ACOP American College of Osteopathic Pediatricians.

ACOP - ACOP approved code of practice.

ACORDE - ACORDE A Corsortium on Restorative Dentistry Education.

ACOS - ACOS American College of Osteopathic Surgeons

ACOS - ACOS American College of Osteopathic Surgeons.

ACOS - ACOS associate chief of staff.

ACOS/AC - ACOS/AC associate chief of staff for ambulatory care.

Acous - Acous acoustics acoustic.

ACP - ACP accessory conduction pathway.

ACP - ACP acetone powder.

ACP - ACP acid phosphatase. exposure/environmental control - trauma protocol.

AcP - AcP acid phosphatase.

ACP - ACP acyl carrier protein.

ACP - ACP American College of Pathologists.

ACP - ACP American College of Pharmacists. effusions fields (pulmonary) gastric hardware (chest X-ray reading mnemonic).

ACP - ACP American College of Physicians.

ACP - ACP American College of Prosthodontists. marginal erosions soft tissue swelling (x-ray features in rheumatoid arthritis).

ACP - ACP American College of Psychiatrists.

ACPA - ACPA American Cleft Palate Association. evaluate extent and activity of disease stress-dose steroid coverage.

ACPC - ACPC aminocyclopentane carboxylic (acid).

ACPE - ACPE American College of Physician Executives.

ACPM - ACPM American College of Preventive Medicine.

ACPOC - ACPOC Association of Children's Prosthetic-Orthotic Clinics (AAOS Specialty Societies).

ACPP - ACPP adrenocortical polypeptide.

ACPP - ACPP prostate-specific acid phosphatase.

ACPS - ACPS acrocephalopolysyndactyly.

ACR - ACR abnormally contracting region.

ACR - ACR absolute catabolic rate.

ACR - ACR acriflavine.

Acr - Acr acrylic.

ACR - ACR adenomatosis of colon and rectum.

ACR - ACR adjusted community rate.

ACR - ACR ambulance call report.

ACR - ACR American College of Radiology.

ACR - ACR American College of Rheumatology.

ACR - ACR anticonstipation regimen.

ACR - ACR axillary count rate.

ACRF - ACRF ambulatory care research facility.

ACRI - ACRI Africa Crisis Response Initiative.

ACRM - ACRM American Congress on Rehabilitation Medicine.

ACRPI - ACRPI Association of Clinical Research for the Pharmaceutical Industry.

ACS - ACS acrocallosal syndrome.

ACS - ACS acrocephalosyndactyly.

ACS - ACS acute chest syndrome.

ACS - ACS acute confusional state.

ACS - ACS Alcon Closure System.

ACS - ACS American Cancer Society.

ACS - ACS American Chemical Society.

ACS - ACS American College of Surgeons.

ACS - ACS anodal closure sound.

ACS - ACS antireticular cytotoxic serum.

ACS - ACS aperture current setting.

ACS - ACS Association of Clinical Scientists

ACS - ACS acute cervical strain; acute cervical sprain.

ACSA - ACSA adenylate cyclase-stimulating activity.

ACSE - ACSE association control service element.

ACSF - ACSF artificial cerebrospinal fluid.

ACSM - ACSM American College of Sports Medicine.

ACSP - ACSP adenylate cyclase-stimulating protein.

ACSP - ACSP Australian College of Sports Physicians.

ACSV - ACSV aortocoronary saphenous vein.

ACSVBG - ACSVBG aortocoronary saphenous vein bypass graft.

AcT - AcT acceleration time.

ACT - ACT achievement through counseling and treatment.

ACT - ACT actin.

ACT - ACT actinomycin.

act - act actinomycin.

ACT - ACT activated clotting time.

ACT - ACT active motion.

act - act activity active.

ACT - ACT advanced coronary treatment.

ACT - ACT anterocolic transposition.

ACT - ACT antichymotrypsin.

ACT - ACT anticoagulant therapy.

ACT - ACT anxiety control training.

ACT - ACT asthma care training.

ACT - ACT atropine coma therapy.

Act-C - Act-C actinomycin C.

Act-D - Act-D actinomycin D.

ACTA - ACTA American Cardiology Technologists Association.

ACTA - ACTA automatic computerized transverse axial (scanning).

ACTe - ACTe anodal closure tetanus.

ACTG - ACTG AIDS Clinical Trial Group.

ACTH - ACTH adrenocorticotropic hormone secreted by pituitary gland which strongly stimulates the release of cortisol from adrenal cortex.

ACTH-LI - ACTH-LI adrenocorticotropin-like immunoreactivity.

ACTHR - ACTHR adrenocorticotropic hormone receptor.

ACTS - ACTS acute cervical trauma syndrome.

ACTZ - ACTZ acetazolamide.

ACU - ACU adenine-cytosine-uracil codon for threonine.

ACVB - ACVB aortocoronary venous bypass.

ACVD - ACVD acute cardiovascular disease.

ACVD - ACVD arteriosclerotic cardiovascular disease.

AD - AD Action for Democracy.

AD - AD admission and discharge.

AD - AD admitting diagnosis.

AD - AD adult disease.

AD - AD alternating days.

AD - AD Alzheimer’s disease.

AD - AD atopic dermatitis.

AD - AD auris dextra (right ear).

ad lib - ad lib at liberty as desired.

ADA - ADA American Dental Association.

ADA - ADA American Diabetes Association.

ADA - ADA anterior descending artery.

ADADS - ADADS Alcohol and Drug Abuse Data System.

ADAS-Cog - ADAS-Cog Alzheimer’s Disease Assessment Scale-Cognitive Subscale.

ADASP - ADASP Association of Directors of Anatomic and Surgical Pathology.

ADC - ADC AIDS dementia complex.

ADCC - ADCC antibody-dependent cell-mediated cytotoxicity.

ADD - ADD addiction.

ADD - ADD adduct; adduction.

ADD - ADD attention deficit disorder.

ADD - ADD average daily dose.

ADEA - ADEA American Dental Education Association.

ADEA - ADEA Association for the Development of Education in Africa.

ADEM - ADEM acute disseminated encephalomyelitis/encephalopathy.

adeno-Ca - adeno-Ca adenocarcinoma.

ADF - ADF acid detergent fiber.

ADF - ADF actin depolymerizing factor.

ADG - ADG average daily gain.

ADH - ADH antidiuretic hormone called also vasopressin.

ADH - ADH atypical ductal hyperplasia.

ADHD - ADHD attention deficit hyperactivity disorder.

ADI - ADI acceptable daily intake.

ADJ - ADJ adjacent.

ADJ - ADJ adjoining.

ADJ - ADJ adjunct.

ADJ - ADJ adjust.

ADJ - ADJ adjuvant chemotherapy.

ADL - ADL activities of daily living.

ADM - ADM abductor digiti minimi.

ADM - ADM Academy of Dental Materials.

ADM - ADM acellular dermal matrix.

ADM - ADM acetone dry mass.

ADM - ADM acetone-dissolution method.

ADM - ADM acquired dermal melanocytosis.

ADM - ADM action description resolution.

ADM - ADM adamantane.

ADM - ADM adaptive decision making.

ADM - ADM adenomyomatosis.

ADM - ADM adhesion molecules.

adm - adm administered.

ADM - ADM administration.

ADM - ADM administrative medicine.

ADM - ADM admission/admitted.

ADM - ADM adrenal medulla.

ADM - ADM adrenodemedullated.

ADM - ADM adrenomedullin.

ADM - ADM adriamycin.

ADM - ADM adult onset diabetes mellitus.

ADM - ADM advancement of the mandible.

ADM - ADM Aide au Diagnostic Medical (database).

adm - adm air dry mass.

ADM - ADM Alcohol Drug Abuse and Mental Health (grant of US Department of Health and Human Services).

ADM - ADM alcohol drug and mental disorders.

ADM - ADM allogeneic dermal matrix.

ADM - ADM aminopyrine-N-demethylase.

ADM - ADM amyopathic dermatomyositis.

ADM - ADM angular dependence model

ADM - ADM anisodamine.

ADM - ADM anterior deep masseter.

ADM - ADM antroduodenal manometry.

ADM - ADM aperture-defined microvolume.

ADM - ADM appraisal-disruption model.

ADM - ADM arginine-deficient medium.

ADM - ADM armadillo-derived mycobacteria.

ADM - ADM aspergillus differential medium.

ADM - ADM atypical diabetes mellitus.

ADM - ADM auditory dominance model.

ADM - ADM average distance map.

ADM scale - ADM scale Acceptance of Disability Scale Modified.

ADP - ADP abductor pollicis.

ADP - ADP adenosine diphosphate.

ADP - ADP Agricultural Development Program.

ADR - ADR adverse drug reaction.

Adria - Adria Adriamycin trade name for doxorubicin.

ADS - ADS anterior dynamized system (produced by: Abbott Labs).

ADT - ADT admission-discharge-transfer.

ADV - ADV advised.

ADV - ADV arterial deep venous.

ADV - ADV Aujeszky's Disease Virus.

AE - AE above the elbow.

AE - AE active and equal.

AE - AE adverse event.

AEA - AEA Asociación Española de Artroscopia (Spanish Arthroscopy Association - only Spanish).

AEA - AEA auricular electroacupuncture.

AEB - AEB as evidenced by.

AEC - AEC 5-amino 9 ethyl carbazol.

AED - AED antiepileptic drug.

AED - AED automated external defibrillator.

AEEC - AEEC attaching and effacing Escherichia coli.

AEH - AEH atypical endometrial hyperplasia.

AEI - AEI acetyleethyleneimine.

AER - AER auditory evoked response.

AER - AER average evoked response.

AERC - AERC African Economic Research Consortium.

AET - AET 2-aminoethylisothiouronium bromide hydrobromide.

AF - AF adult female.

AF - AF amniotic fluid.

AF - AF aortic flow.

AF - AF atrial fibrillation.

AF - AF atrial flutter.

AFB - AFB acid fast bacillus.

AFB1 - AFB1 aflatoxin B1.

AFB2a - AFB2a aflatoxin B2a.

AFC - AFC amniotic fluid cortisol.

AFC/MSC - AFC/MSC ratio of amniotic fluid cortisol and maternal serum cortisol.

aFGF - aFGF acidic fibroblast growth factor.

Afib - Afib atrial fibrillation.

AFIP - AFIP Armed Forces Institute of Pathology.

AFL - AFL aflatoxicol.

AFL - AFL artificial limb.

AFL - AFL atrial flutter.

AFLM1 - AFLM1 aflatoxicol M1.

AFLP - AFLP acute fatty liver of pregnancy.

AFM - AFM atomic force microscope.

AFNOR - AFNOR French Standardisation Institut.

AFO - AFO ankle-foot orthoses.

AFP - AFP acute flaccid paralysis.

AFP - AFP alpha-fetoprotein (expressed by germ cell tumors and other cancers).

AFSI - AFSI Africa Food Security Initiative .

AFTR - AFTR atrophy fasciculation tremor rigidity.

AFX - AFX atypical fibroxanthoma.

AG - AG anion gap.

AGA - AGA adenine-guanine-adenine codon for arginine.

AGA - AGA appropriate-for-gestational age.

AGCT - AGCT adult granulosa cell tumour.

AGF - AGF angle of greatest flexion.

AGG - AGG adenine-guanine-guanine codon for arginine.

AGG - AGG aggravation.

AGI - AGI Academy for Guided Imagery.

AGL - AGL acute granulocytic leukemia.

AGN - AGN acute glomerulonephritis.

AGTT - AGTT abnormal glucose tolerance test.

AGU - AGU adenine-guanine-uracil codon for serine.

AGUS - AGUS atypical glands of unknown significance.

AH - AH abdominal hysterectomy.

AH - AH arterial hypertension.

AHA - AHA American Heart Association.

AHA - AHA American Hospital Association.

AHB - AHB alpha-hydroxybutyric acid.

AHC - AHC academic health care.

AHC - AHC academic health center.

AHC - AHC acute hemorrhagic conjunctivitis.

AHC - AHC acute hemorrhagic cystitis.

AHC - AHC amygdalohippocampal complexes.

AHC - AHC antihemophilic factor C.

AHCA - AHCA Agency for Health Care Administration.

AHCA - AHCA American Health Care Association.

AHCD - AHCD acquired hepatocellular degeneration.

AHCPR - AHCPR Agency for Health Care Policy and Research.

AHCy - AHCy adenosyl homocysteine.

AHD - AHD acquired hepatocerebral degeneration.

AHD - AHD acute heart disease.

AHD - AHD antihyaluronidase.

AHD - AHD antihypertensive drug.

AHD - AHD arterio-hepatic dysplasia.

AHD - AHD atherosclerotic heart disease.

AHD - AHD autoimmune hemolytic disease.

AHDMS - AHDMS automated hospital data management system.

AHDP - AHDP azacycloheptane diphosphonate.

AHDS - AHDS Allan-Herndon-Dudley syndrome.

AHE - AHE acute hazardous events (database).

AHE - AHE acute hemorrhagic encephalomyelitis.

AHEA - AHEA area health education activity.

AHEC - AHEC area health education center.

AHES - AHES artificial heart energy system.

AHF - AHF acute heart failure.

AHF - AHF American Health Foundation.

AHF - AHF American Hepatic Foundation.

AHF - AHF American Hospital Formulary.

AHF - AHF antihemophilic factor.

AHF - AHF Argentinian hemorrhagic fever.

AHF - AHF Associated Health Foundation.

AHFS - AHFS American Hospital Formulary Service.

AHG - AHG aggregated human globulin.

AHG - AHG antihemophilic globulin factor.

AHG - AHG antihemophilic globulin.

AHG - AHG antihuman globulin.

AHGG - AHGG aggregated human gammaglobulin.

AHGG - AHGG antihuman gammaglobulin.

AHGS - AHGS acute herpetic gingival stomatitis.

AHH - AHH alpha-hydrazine analog of histidine.

AHH - AHH anosmia and hypogonadotropic hypogonadism (syndrome).

AHH - AHH arylhydrocarbon hydroxylase.

AHH - AHH Association for Holistic Health.

AHI - AHI active hostility index.

AHI - AHI Animal Health Institute.

AHI - AHI apnea-plus-hypopnea index.

AHIMA - AHIMA American Health Information Management Association.

AHIMA - AHIMA American Health Information Management Association.

AHIP - AHIP assisted health insurance plan.

AHIS - AHIS automated hospital information system.

AHJ - AHJ artificial hip joint.

AHL - AHL acquired hypertrichosis lanuginosa.

AHL - AHL acute hemorrhagic leukoencephalitis.

AHL - AHL apparent half-life.

AHLE - AHLE acute hemorrhagic leukoencephalitis.

AHLG - AHLG antihuman lymphocyte globulin.

AHLS - AHLS antihuman lymphocyte serum.

AHM - AHM Allied health manpower.

AHM - AHM ambulatory Holter monitor.

AHMA - AHMA American Holistic Medicine Association.

AHMA - AHMA antiheart muscle autoantibody.

AHMC - AHMC Association of Hospital Management Committees.

AHN - AHN Army Head Nurse.

AHN - AHN assistant head nurse.

AHNMD - AHNMD associated clonal hematopoietic non-mast cell lineage disorder.

AHO - AHO Albright hereditary osteodystrophy.

AHP - AHP accountable health plan or partnership.

AHP - AHP acute hemorrhagic pancreatitis.

AHP - AHP after hyperpolarization.

AHP - AHP air at high pressure.

AHP - AHP analytic hierarchy process.

AHP - AHP approved health plan.

AHP - AHP Assistant House Physician.

AHPA - AHPA American Health Planning Association.

AHPO - AHPO anterior hypothalamic preoptic (area).

AHR - AHR antihyaluronidase reaction.

AHR - AHR Association for Health Records.

AHR - AHR atrial heart rate.

AHRA - AHRA American Hospital Radiology Administration.

AHRF - AHRF acute hypoxemic respiratory failure.

AHRF - AHRF American Hearing Research Foundation.

AHRQ - AHRQ Agency for Healthcare Research and Quality.

AHS - AHS Academy of Health Sciences.

AHS - AHS African horse sickness.

AHS - AHS alveolar hypoventilation syndrome.

AHS - AHS American Hearing Society.

AHS - AHS American Hospital Society.

AHS - AHS area health service.

AHS - AHS assistant house surgeon.

AHSA - AHSA American Health Security Act.

AHSCT - AHSCT autologous hematopoietic stem cell transplantation.

AHSDF - AHSDF area health service development fund.

AHSG - AHSG alpha-2HS-glycoprotein.

AHSN - AHSN Assembly of Hospital Schools of Nursing.

AHSP - AHSP AIDS Health Services Program (of the Robert Wood Johnson Foundation).

AHSR - AHSR Association for Health Services Research.

AHT - AHT aggregation half time.

AHT - AHT antihyaluronidase titer.

AHT - AHT arterial hypertension.

AHT - AHT augmented histamine test.

AHT - AHT autogenous hamster tumor.

AHTG - AHTG antihuman thymocyte globulin.

AHTP - AHTP antihuman thymocyte plasma.

AHTS - AHTS antihuman thymus serum.

AHU - AHU acute hemolytic uremic (syndrome).

AHU - AHU arginine hypoxanthine and uracil.

AHuG - AHuG aggregated human IgG.

AHV - AHV avian herpes virus.

AI - AI accidental injury.

AI - AI accidentally incurred.

aI - aI active ingredient.

AI - AI adiposity index.

AI - AI aggregation index.

AI - AI allergy and immunology.

AI - AI amylogenesis imperfecta.

AI - AI anaphylatoxin inactivator.

AI - AI angiogenesis inhibitor.

AI - AI angiotensin I.

AI - AI anxiety index.

AI - AI aortic incompetence.

AI - AI aortic insufficiency.

AI - AI apical impulse.

AI - AI articulation index.

AI - AI artificial insemination.

AI - AI artificial intelligence.

AI - AI atherogenic index.

AI - AI atrial insufficiency.

AI - AI autoimmune autoimmunity.

AI - AI axio-incisal.

AI - AI first meiotic anaphase..

AI-CAH - AI-CAH autoimmune-type chronic active hepatitis.

AI/COAG - AI/COAG artificial intelligence hemostasis consultant system.

AIA - AIA allylisopropylacetamide.

AIA - AIA amylase inhibitor activity.

AIA - AIA anti-immunoglobulin antibody.

AIA - AIA anti-insulin antibody.

AIA - AIA aspirin-induced asthma.

AIA - AIA automated image analysis.

AIB - AIB aminoisobutyrate.

AIB - AIB avian infectious bronchitis.

AIBA - AIBA aminoisobutyric acid.

AIBS - AIBS American Institute of Biological Sciences.

AIC - AIC Akaike’s information criterion (a goodness-of-fit measure).

AIC - AIC aminoimidazole carboxamide.

AIC - AIC Association des Infirmières Canadiennes.

AICA - AICA anterior inferior cerebellar artery.

AICA - AICA anterior inferior communicating artery.

AICAR - AICAR aminoimidazole carboxamide ribonucleotide.

AICD - AICD automatic implantable cardioverter defibrillator.

AICE - AICE angiotensin I converting enzyme.

AICF - AICF autoimmune complement fixation.

AID - AID acquired immunodeficiency disease.

AID - AID acute infectious disease.

AID - AID acute ionization detector.

AID - AID Agency for International Development.

AID - AID argon ionization detector.

AID - AID artificial insemination by donor.

AID - AID autoimmune deficiency.

AID - AID autoimmune disease.

AID - AID automatic implantable defibrillator.

AID - AID average interocular difference.

AIDP - AIDP acute inflammatory demyelinating polyradiculoneuropathy.

AIDS - AIDS acquired immunodeficiency syndrome.

AIDS-KS - AIDS-KS acquired immune deficiency syndrome with Kaposi’s sarcoma.

AIDS-OI - AIDS-OI AIDS with opportunistic infections.

AIDSDRUGS - AIDSDRUGS clinical trials of acquired immunodeficiency drugs.

AIDSLINE - AIDSLINE on-line information on acquired immunodeficiency syndrome.

AIDSTRIALS - AIDSTRIALS clinical trials of acquired immunodeficiency syndrome drugs.

AIIS - AIIS anterior inferior iliac spine.

AIL - AIL angioimmunoblastic lymphadenopathy.

AIMBE - AIMBE American Institute for Medical and Biological Engineering.

AIN - AIN anterior interosseous nerve.

Aind - Aind indicative dosage.

AIOD - AIOD Association Internationale pour l'Ostéosynthèse Dynamique.

AIOM - AIOM Italian Association for Medical Oncology.

AION - AION anterior ischemic optic neuropathy.

AIOSM - AIOSM American Institute of Orthopaedic and Sports Medicine.

AIP - AIP acute interstitial pneumonia (Hamman-Rich disease).

AIRO - AIRO Associazione Italiana di Radioterapia Oncologica.

AIS - AIS adenocarcinoma in situ.

AIS - AIS adolescent idiopathic scoliosis.

AIT - AIT acute intensive treatment.

AJ - AJ ankle jerk.

AJAO - AJAO American Juvenile Arthritis Organization.

AJCC - AJCC American Joint Committee on Cancer.

AJKS - AJKS American Journal of Knee Surgery.

AJNR - AJNR American Journal of Neuroradiology.

AJO - AJO American Journal of Orthopaedics.

AJR - AJR abdominojugular reflux maneuver.

AJR - AJR accelerated junctional rhythm.

AJR - AJR albumin-deficient and jaundiced strain of rats.

AK - AK above knee.

AK - AK above the knee (amputation).

AKA - AKA above knee amputation.

AKA - AKA also known as.

AKS - AKS American Knee Society.

AL - AL idiopathic (primary) amyloidosis.

AL - AL left ear.

Al - Al porous alumni.

Ala - Ala alanine.

ALAT - ALAT alanine aminotransferase / alanine transaminase.

ALB - ALB albendazole.

ALC - ALC anaplastic large cell.

ALC - ALC approximate lethal concentration.

ALD - ALD alcoholic liver disease.

ALIP - ALIP atypical localization of immature precursors.

ALK - ALK anaplastic lymphoma kinase.

ALK - ALK automated lamellar keratoplasty.

alk phos - alk phos alkaline phosphatase.

ALL - ALL allergy.

ALL - ALL acute lymphoblastic leukemia.

AlloSCT - AlloSCT allogeneic stem-cell transplantation.

ALMI - ALMI anterior lateral myocardial infarction.

ALP - ALP alkaline phosphatase.

alpha 2 - alpha 26-ST alpha 26 sialyltransferase.

alpha-MPT - alpha-MPT alpha-methyl-p-tyrosine.

alpha-T7 - alpha-T7 transgenic line of mice.

ALRI - ALRI antero-lateral rotatory instability.

ALS - ALS advanced life support.

ALS - ALS amyotrophic lateral sclerosis.

ALS - ALS anterolateral sclerosis.

ALS - ALS acute lumbar strain.

ALT - ALT alanine aminotransferase (formerly SGPT).

ALT - ALT alternate.

ALT - ALT altitude.

Alt - Alt aluminum tartrate.

ALT - ALT argon laser trabeculoplasty.

ALT - ALT autolymphocyte therapy.

ALT - ALT avian laryngotracheitis

alt hor - alt hor alternate hours/every other hour.

ALTB - ALTB acute laryngotracheobronchitis.

ALTE - ALTE acute life-threatening event.

ALTEE - ALTEE acetyl-L-tyrosine ethyl ester.

ALTS - ALTS acute lumbar trauma syndrome.

ALVF - ALVF acute left ventricular failure.

AM - AM adult male.

AM - AM aerospace medicine.

AM - AM alveolar macrophages.

AM - AM anteromedial.

AM - AM before noon.

AMA - AMA against medical advice.

AMA - AMA American Medical Association.

AMAN - AMAN acute motor axonal neuropathy.

AMB - AMB ambulate; ambulatory.

AMD - AMD acid maltase deficiency.

AMD - AMD acromandibular dysplasia.

AMD - AMD actinomycyn d.

AMD - AMD adrenomyelodystrophy.

AMD - AMD age-related macular degeneration.

AMD - AMD air monitoring device.

AMD - AMD aleutian mink disease.

AMD - AMD alpha-methyldopa.

AMD - AMD amantadine.

AMD - AMD Association for Macular Diseases.

AMD - AMD axiomesiodistal.

AMD - AMD s-adenosylmethionine decarboxylase.

AMDF - AMDF American Macular Degeneration Foundation.

AMG - AMG acceleromyography.

AMG - AMG ?2-macroglobulin.

AMI - AMI acute myocardial infarction.

AMIA - AMIA American Medical Informatics Association.

AML - AML acute myeloblastic leukemia.

AMM - AMM agnogenic myeloid metaplasia.

AMM&M - AMM&M agnogenic myeloid metaplasia with myelofibrosis.

amp - amp ampere.

AMP - AMP amphetamine.

AMP - AMP amputation.

AMS - AMS American Medical Systems Inc..

AMS - AMS Amsterdam.

AMS - AMS aseptic meningitis syndrome.

AMSAN - AMSAN acute motor sensory axonal neuropathy.

AMSSM - AMSSM American Medical Society for Sports Medicine.

amt - amt amount.

AMV - AMV alfalfa mosaic virus.

AMV - AMV anterior medullary velum.

AMV - AMV apical membrane vesicles (about lung).

AMV-RT - AMV-RT avian myeloblastosis virus reverse transcriptase.

AMY2 - AMY2 alpha-amylase 2.

AN69-S - AN69-S Biospal.

ANA - ANA anesthesia.

ANA - ANA antinuclear antibody test (see also FANA).

ANAL - ANAL analgesic.

ANC - ANC absolute neutrophil count.

ANCA - ANCA antineutrophil cytoplasmic antibodies.

AND - AND algoneurodystrophy.

AND - AND anterior nasal discharge.

ANED - ANED alive no evidence of disease.

ANES - ANES anesthesia.

ANG - ANG angle.

ANHE - ANHE acute necrotizing hemorrhagic encephalopathy.

ANI - ANI acute nerve irritation.

ANLL - ANLL acute non-lymphocytic leukemia.

ANO - ANO amiodarone neuropathy of the optic nerve.

ANOVA - ANOVA analysis of variance.

ANP - ANP atrial natriuretic peptide.

ANPs - ANPs advanced nurse practitioners'.

ANRF - ANRF Arthritis National Research Foundation.

ANRI - ANRI acute nerve root irritation.

ANS - ANS autonomic nervous system.

ANSI - ANSI American National Standards Institute.

ANT - ANT anterior.

anti-OJ - anti-OJ anti-isoleucyl-tRNA synthetase.

ANX - ANX anxiety.

AO - AO angle of.

AO - AO aorta.

AO - AO Arbeitsgemeinschaft fuer Osteosynthesefragen.

AO - AO inbred strains of rats [AO(RT1u/AgB2)].

AO ASIF - AO ASIF AO (Arbeitsgemeinschaft fuer Osteosynthesefragen) Association of the Study of Internal Fixation.

AOA - AOA American Orthopaedic Association (also: AAOS Related Organizations).

AOA - AOA American Osteopathic Association.

AOA - AOA Asian Orthopaedic Association.

AOA - AOA Australian Orthopaedic Association.

AOAC - AOAC Association of Official Analytical Chemist.

AOB - AOB Abteilung für Orthopädische Biomechanik (Orthopaedic Biomechanics Division).

AOB - AOB alcohol on breath.

AOD - AOD arteriosclerotic occlusive disease.

AODA - AODA alcohol and other drugs of abuse.

AODM - AODM adult onset diabetes mellitus.

AOFAS - AOFAS American Orthopaedic Foot and Ankle Society (also: AAOS Related Organizations).

AOI - AOI AO (Arbeitsgemeinschaft fuer Osteosynthesefragen) International.

AOLF - AOLF Association des Orthopédistes de Langue Française.

AOM - AOM acute otitis media.

AOPA - AOPA American Orthotic and Prosthetic Association.

AOQ - AOQ l'Association d'Orthopédie du Québec.

AORFA - AORFA American Orthopaedic Rugby Football Association.

AORN - AORN Association of Perioperative Registered Nurses.

AOS - AOS Academic Orthopaedic Society (also: AAOS Specialty Societies).

AOS - AOS Alaska Orthopaedic Society.

AOS - AOS Arizona Orthopaedic Society.

AOSSM - AOSSM American Orthopaedic Society for Sports Medicine (Journal) (also: AAOS Related Organizations).

AOx4 - AOx4 alert and oriented in 4 questions asked in evaluation of metal status.

AP - AP (Lat. ante partum) before delivery.

AP - AP access permit.

AP - AP accessory pathway.

AP - AP accounts payable.

AP - AP acid phosphatase.

AP - AP acinar parenchyma.

AP - AP action potential.

AP - AP active pepsin.

AP - AP acute pancreatitis.

Ap - Ap acute phase.

AP - AP acute pneumonia.

AP - AP acute proliferative.

AP - AP adenomatous polyposis.

AP - AP adolescent psychiatry.

AP - AP aerosol pentamidine.

AP - AP after parturition.

AP - AP alkaline phosphatase.

AP - AP alum precipitated.

AP - AP aminopeptidase.

Ap - Ap aminopurine.

AP - AP amyloid p-component.

AP - AP angina pectoris.

AP - AP anterior pituitary.

AP - AP anteroposterior (view in X-rays).

AP - AP antidromic potential.

Ap - Ap antipyrine.

AP - AP antral peristalsis.

AP - AP aortic pressure.

AP - AP aortopulmonary.

Ap - Ap apex.

AP - AP apical pulse.

AP - AP apothecary.

AP - AP appendectomy.

AP - AP appendicitis; appendix.

AP - AP apurinic acid.

AP - AP area postrema.

AP - AP arithmetic progression.

AP - AP arterial pressure.

AP - AP artificial pneumothorax.

AP - AP aspiration pneumonia.

Ap - Ap assessment and plans.

AP - AP association period.

AP - AP atherosclerotic plaque.

AP - AP atrial pacing.

AP - AP atrioventricular pathway.

ap - ap attachment point.

AP - AP Australian pharmacist.

AP - AP axiopulpal.

ap - ap before dinner.

AP - AP BNP brain natriuretic peptide.

AP & L - AP & L anteroposterior and lateral.

APA - APA Abrus precatorius agglutinin.

APA - APA American Paralysis Association.

APA - APA American Psychiatric Association.

APAAP - APAAP alkaline phosphatase anti-alkaline phosphatase.

APACHE - APACHE acral pseudolymphomatous angiokeratoma of childhood.

APAP - APAP acetaminophen (paracetamol).

APB - APB abductor pollicis brevis (also ABPB).

APB - APB atrial premature beat.

APC - APC activated protein C.

APC - APC allophycocyanin.

APC - APC Ambulatory Patient Classification.

APC - APC anterior polar cataract.

APC - APC antero-posterior compression.

APC - APC antigen presenting cells.

APC - APC Argon Plasma Coagulation.

APC - APC aspirin phenacetin caffeine.

APCI - APCI atmosphere pressure chemical ionization.

APF - APF assigned protection factor.

APH - APH anterior pituitary hormone.

APH - APH aphasia.

APHIS - APHIS USDA's Animal and Plant Health Inspection Service.

API - API Association for Pathology Informatics.

APL - APL abductor pollicis longus (also ABPL).

APLAR - APLAR Asian Pacific League of Association for Rheumatology.

APLS - APLS advanced pediatric life support.

APM - APM apomorphine.

APMA - APMA American Podiatric Medical Association.

ApMV - ApMV apple mosaic virus.

APP - APP Alzheimer amyloid precursor protein.

APP - APP appears.

APP - APP appendix.

APP - APP appointment.

APP - APP approximate.

ApPC - ApPC anthrylvinyl-labeled phosphatidylcholine.

APPC - APPC aorto-pericardial pouch conduit.

APPC - APPC apalcillin.

APPC - APPC apoptotic cells.

APPc - APPc cytoplasmic tail of the amyloid precursor protein.

APPC - APPC knee arthroplasty with polyethylene patellar components.

APPC - APPC p-aminophenylphosphorylcholine.

APTA - APTA American Physical Therapy Association.

APTT - APTT automated partial thromboplastin time.

APUD - APUD amine precursor uptake and decarboxylation.

APVOD - APVOD arteriosclerotic peripheral vascular occlusive disease.

APX - APX ascorbate peroxidase.

AQ - AQ aq. water.

AQL - AQL acceptance quality level.

AR - AR active resistance.

AR - AR admitting room.

AR - AR apical rate.

AR - AR artificial respiration.

AR - AR assessment report.

AR - AR assisted respiration.

AR - AR at risk.

ARA-C - ARA-C cytarabine.

ARC - ARC AIDS related complex.

ARD - ARD acute respiratory disease.

ARD - ARD atheroembolic renal disease.

ARDS - ARDS acute/adult respiratory distress syndrome.

ARE - ARE active-resistance exercise.

ARF - ARF acute renal failure.

ARF - ARF acute respiratory failure.

ARF - ARF acute rheumatic fever.

Arg - Arg arginine.

ARI - ARI anxiety reaction intense.

ARIC - ARIC Atherosclerosis Risk in Communities.

ARM - ARM anxiety reaction mild.

ARNP - ARNP Advanced Registered Nurse Practitioner.

AROM - AROM active range of motion.

AROM - AROM artificial rupture of membranes.

ARP - ARP American Registry of Pathology.

ARP - ARP American Registry of Pathology.

ARRT - ARRT American Registry of Radiologic Technologists.

ART - ART absolute retention time (chromatography).

ART - ART Achilles' tendon reflex test.

ART - ART artery.

ART - ART articulation.

ART - ART artificial.

ARTH - ARTH arthritic.

ARVD - ARVD arrythmogenic right ventricular dysplasia.

AS - AS alpha-synuclein.

AS - AS anal sphincter.

AS - AS aortic stenosis.

AS - AS arteriosclerosis.

AS - AS auris sinistra (left ear).

AS ankylosing spondylitis. - AS ankylosing spondylitis.

as to - as to as tolerated.

ASA - ASA acetylsalicylic acid (aspirin).

ASA - ASA American Society of Anesthesiologists.

ASAMI - ASAMI Association for the Study and Application of the Ilizarov Method.

ASAP - ASAP as soon as possible.

ASB - ASB American Society of Biomechanics.

ASBME - ASBME Associated Students of Biomedical Engineering.

ASBMR - ASBMR Austrian Society for Bone and Mineral Research (EFFO Member Society).

ASC - ASC arteriosclerosis.

ASC - ASC ascending.

ASCAD - ASCAD arteriosclerotic coronary artery disease.

ASCO - ASCO American Society of Clinical Oncology.

ASCUS - ASCUS atypical squamous cells of unknown significance.

ASCVD - ASCVD arteriosclerotic cardiovascular disease.

ASD - ASD atrial septal defect.

ASD - ASD autosensitization spongiotic dermatitis.

ASDP - ASDP American Society of Dermatopathology.

ASES - ASES American Shoulder and Elbow Surgeons (also: AAOS Specialty Societies).

ASF - ASF African Swine Fever.

ASF - ASF anterior spinal fusion.

ASH - ASH American Society of Hematology.

ASH - ASH asymmetrical septal hypertrophy.

ASHD - ASHD arteriosclerotic heart disease.

ASHD - ASHD atherosclerotic heart disease.

ASHNR - ASHNR American Society of Head and Neck Radiology.

ASI - ASI specific immunotherapy.

ASIA - ASIA American Spinal Injury Association (AAOS Related Organizations).

ASIC - ASIC application specific integrated circuit.

ASIS - ASIS anterior superior iliac spine.

ASM - ASM aggressive systemic mastocytosis.

ASM - ASM American Society for Microbiology.

ASMI - ASMI American Sports Medicine Institute.

Asn - Asn asparagine.

ASNR - ASNR American Society of Neuroradiology.

ASO - ASO Amplatzer septal occluder.

ASO - ASO antisense oligonucleotides.

ASO - ASO antistreptolysin-O.

ASO - ASO arteriosclerosis obliterans.

ASOPA - ASOPA American Society of Orthopaedic Physician's Assistants (also: AAOS Specialty Societies).

ASOS - ASOS Australian Society of Orthopaedic Surgeons.

Asp - Asp aspartic acid.

ASPC - ASPC aspoxicillin.

ASPNR - ASPNR American Society of Pediatric Neuroradiology.

ASPRS - ASPRS American Society of Plastic and Reconstructive Surgeons.

ASPVD - ASPVD arteriosclerotic peripheral vascular disease

ASR - ASR age standardized rate (incidence).

ASRT - ASRT American Society of Radiologic Technologists.

ASS - ASS anterior superior spine.

Aß - Aß amyloid beta-peptides.

ASSH - ASSH American Society for Surgery of the Hand (also: AAOS Related Organizations).

assist. - assist. assistive.

ASSR - ASSR American Society of Spine Radiology.

ASSV - ASSV apple scar skin viroid.

AST - AST all subjects treated.

AST - AST alternate-site-testing.

AST - AST antimicrobial susceptibility testing.

AST - AST aspartate aminotransferase (formerly SGOT).

AST - AST Association of Surgical Technologists.

AST - AST astigmatism.

Astigm. - Astigm. astigmatism.

ASTM - ASTM american standard test method.

ASTRO - ASTRO American Society for Therapeutic Radiology and Oncology.

ASU - ASU ambulatory surgery unit.

AT - AT achilles tendon.

AT - AT anterior tibial.

AT - AT athletic trainer.

AT - AT atlas.

at - at vol atomic volume.

at - at wt atomic weight.

at bed time - at bed time hs.

AT/NC - AT/NC atraumatic normocephalic.

ATF - ATF amino-terminal fragment.

ATL - ATL adult T-cell leukemia/lymphoma.

ATLL - ATLL adult T-cell leukemia/lymphoma.

ATLS - ATLS advanced trauma life support (training course).

ATN - ATN acute tubular necrosis

ATP - ATP attending physician.

ATP - ATP autoimmune thrombocytopenic purpura.

ATPS - ATPS ambient temperature and pressure saturated.

ATR - ATR Achilles tendon reflex.

ATR - ATR alpha-thalassemia-mental retardation (syndrome).

ATR - ATR atracurium.

ATR - ATR atrazine.

atr - atr atrophy.

ATR - ATR atrophy.

Atr fib - Atr fib atrial fibrillation.

ATRA - ATRA all-trans-retinoic acid (regimen used to treat acute promyelocytic leukemia).

ATRIP - ATRIP Africa Trade and Investment Program.

ATRX - ATRX ATR-X X-linked alpha-thalassemia mental retardation (syndrome).

ATS - ATS Achard-Thiers syndrome.

ATS - ATS acid test solution.

ATS - ATS alpha-D-tocopherol acid succinate.

ATS - ATS American Thoracic Society.

ATS - ATS American Trauma Society.

ATS - ATS American Trudeau Society.

ATS - ATS antirat thymocyte serum.

ATS - ATS antitetanus serum.

ATS - ATS antithymocyte serum.

ATS - ATS anxiety tension state.

ATS - ATS arteriosclerosis.

ATSDR - ATSDR Agency for Toxic Substances and Disease Registry.

ATT - ATT arginine tolerance test.

ATT - ATT aspirin tolerance time.

att - att attending.

ATV - ATV Abelson virus transformed.

ATV - ATV avian tumor virus.

ATx - ATx adult thymectomy.

atyp - atyp atypical.

ATZ - ATZ atypical transformation zone.

AU - AU (auris unitas) both ears.

AU - AU according to custom (Lat.ad usum).

AU - AU allergenic unit.

AU - AU Angstrom unit.

AU - AU antitoxin unit.

AU - AU arbitrary unit.

Au - Au Australia (antigen).

AU - AU Australia antigen.

Au - Au authorization.

AU - AU azauridine.

Au - Au gold (Lat.Aurum).

Au Ag - Au Ag Australia antigen.

AUA - AUA adenine-uracil-adenine codon for isoleucine.

AUA - AUA American Urological Association.

AUA - AUA asymptomatic urinary abnormalities.

AUB - AUB abnormal uterine bleeding.

AUC - AUC adenine-uracil-cytosine codon for isoleucine.

AUC - AUC area under the curve.

AUD - AUD arthritis of unknown diagnosis.

aud - aud auditory.

aud-vis - aud-vis audiovisual.

AUDIT - AUDIT alcohol use disorders identification test.

AUG - AUG acute ulcerative gingivitis.

AUG - AUG adenine-uracil-guanine codon for methionine.

AUGH - AUGH acute upper gastrointestinal hemorrhage.

AuHAA - AuHAA Australia hepatitis-associated antigen.

AUI - AUI Alcohol Use Inventory.

AUL - AUL acute undifferentiated leukemia.

AUMC - AUMC area under the "moment" curve.

AUO - AUO amyloid of unknown origin.

AuP - AuP Australian antigen protein.

AUPHA - AUPHA Association of University Programs in Health Administration.

aur - aur auric auricle auricular.

AUS - AUS acute urethral syndrome.

AUs - AUs alcohol users.

aus - aus ausc auscultation.

AuS - AuS Australia serum hepatitis.

Ausc. - Ausc. auscultation.

AuSH - AuSH Australia serum hepatitis.

Auto-PEEP - Auto-PEEP self-controlled positive end-expiratory pressure.

AUU - AUU adenine-uracil-uracil codon for isoleucine.

AUV - AUV anterior urethral valve.

AUVIB - AUVIB autotransfusion of UV-irradiated blood.

aux - aux auxiliary.

aV - aV abvolt.

AV - AV Adriamycin and vincristine.

AV - AV air velocity.

av - av air velocity.

AV - AV allergic vasculitis.

AV - AV anteroventral.

AV - AV anteversion.

AV - AV anticipatory vomiting.

AV - AV antivirin.

AV - AV aortic valve.

AV - AV arteriovenous.

AV - AV artificial ventilation.

AV - AV assisted ventilation.

AV - AV atrioventricular.

AV - AV audio-visual.

AV - AV augmented vector.

AV - AV average.

av - av average.

Av - Av average.

AV - AV aviation medicine.

AV - AV avoirdupois.

Av - Av avoirdupois.

av - av avulsion.

AV - AV avulsion.

AV/AF - AV/AF anteverted anteflexed.

Av3V - Av3V anteroventral third ventricle.

AVA - AVA activity vector analysis.

AVA - AVA antiviral antibody.

AVA - AVA aortic valve area.

AVA - AVA aortic valve atresia.

AVA - AVA arteriovenous anastomosis.

AVB - AVB atrioventricular block.

AVC - AVC aberrant ventricular conduction.

AVC - AVC Academy of Veterinary Cardiology.

AVC - AVC aortic valve closure.

AVC - AVC Association of Vitamin Chemists.

AVC - AVC associative visual cortex.

AVC - AVC associative visual cortex.

AVC - AVC atrioventricular canal.

AVC - AVC automatic volume control.

AVCN - AVCN anteroventral cochlear nucleus.

AVCS - AVCS atrioventricular conduction system.

AVCx - AVCx atrioventricular circumflex branch.

AVD - AVD aortic valvular disease.

AVD - AVD apparent volume of distribution.

AVD - AVD Army Veterinary Department.

AVD - AVD atrioventricular dissociation.

AVDO2 - AVDO2 arteriovenous oxygen saturation difference.

AVDO2B - AVDO2B arteriovenous oxygen saturation difference basal.

AVDP - AVDP average diastolic pressure.

avdp - avdp avoirdupois.

AVE - AVE aortic valve echocardiogram.

ave - ave aver average.

AVF - AVF antiviral factor.

AVF - AVF arteriovenous fistula.

aVF - aVF automated volt foot.

aVF - aVF unipolar limb lead on the left leg in electrocardiography.

AVG - AVG ambulatory visit group.

avg - avg average.

AVG - AVG average.

AVH - AVH acute viral hepatitis.

AVHD - AVHD acquired valvular heart disease.

AVHS - AVHS acquired valvular heart syndrome.

AVI - AVI air velocity index.

AVI - AVI Association of Veterinary Inspectors.

AVJ - AVJ atrioventricular junction.

AVJR - AVJR atrioventricular junction rhythm.

AVJRe - AVJRe atrioventricular junctional reentrant.

aVL - aVL automated volt left.

aVL - aVL unipolar limb lead on the left arm in electrocardiography.

AVLINE - AVLINE Audiovisuals On-Line (database).

AVM - AVM arteriovenous malformations.

AVM - AVM atrio-ventricular malformations.

AVM - AVM aviation medicine.

AVMA - AVMA American Veterinary Medical Association.

AVN - AVN acute vasomotor nephropathy.

AVN - AVN atrioventricular nodal (conduction).

AVN - AVN atrioventricular node.

AVN - AVN avascular necrosis (MRI evaluation).

AVND - AVND atrioventricular node dysfunction.

AVNFH - AVNFH avascular necrosis of the femoral head.

AVNFRP - AVNFRP atrioventricular node functional refractory period.

AVNR - AVNR atrioventricular nodal reentry.

AVNRT - AVNRT atrioventricular node reentry tachycardia.

AVO - AVO aortic valve opening.

AVO - AVO aortic valve orifice.

AVO - AVO atrioventricular opening.

AVO2 - AVO2 arteriovenous oxygen ratio.

AVP - AVP abnormal vasopressin.

AVP - AVP actinomycin-vincristine-Platinol.

AVP - AVP ambulatory venous pressure.

AVP - AVP antiviral protein.

AVP - AVP aqueous vasopressin.

AVP - AVP arginine—vasopressin.

AVP - AVP arteriovenous passage time.

AVP - AVP vasopressin.

AVPU - AVPU alert verbal painful unresponsive (neurologic test).

AVR - AVR accelerated ventricular rhythm.

AVR - AVR antiviral regulator.

AVR - AVR aortic valve replacement.

aVR - aVR automated volt right.

aVR - aVR unipolar limb lead on the right arm in electrocardiography.

AVRI - AVRI acute viral respiratory infection.

AVRP - AVRP atrioventricular refractory period.

AVRR - AVRR antiviral repressor regulator.

AVRT - AVRT atrioventricular reentrant tachycardia; atrioventricular reciprocating tachycardia.

AVS - AVS aortic valve stenosis.

AVS - AVS arteriovenous shunt.

AVS - AVS auditory vocal sequencing.

AVSD - AVSD atrioventricular septal defect.

AVSV - AVSV aortic valve stroke volume.

AVT - AVT Allen vision test.

AVT - AVT arginine vasotocin.

AVT - AVT Aviation Medicine Technician.

AVZ - AVZ avascular zone.

AW - AW able to work.

AW - AW above waist.

AW - AW abrupt withdrawal.

aw - aw airway.

AW - AW alcohol withdrawal.

AW - AW alive and well.

AW - AW alveolar wall.

AW - AW anterior wall.

AW - AW atomic warfare.

AW - AW atomic weight.

aw - aw water activity.

AW-GC - AW-GC apatite and wollastonite containing glass-ceramic.

AWA - AWA animal waste ashes.

AWA - AWA as well as.

AWAR - AWAR anterior wall of aortic root.

AWBM - AWBM alveolar wall basement membrane.

AX - AX axial: axillary.

AZT - AZT azidothymidine (zidovudine).

AZUR - AZUR 6-azauridine

Abbreviations - A