Medical Terms with Initial - A

A (adenine) A. baumannii a.c. A1C AAA AAAS AAD AAFP (American Academy of Family Physicians) AAMC (Ass Am Medical Colleges) AANAT AAO AAOS (American Academy of Orthopaedic Surgeons) AAP Aarskog syndrome Aarskog-Scott syndrome Aase-Smith syndrome I Aase-Smith syndrome II Ab ovo Abate Abatement Abbreviations, prescription ABCD rating Abdomen Abdomen, acute Abdominal Abdominal aneurysm Abdominal aorta Abdominal aortic aneurysm Abdominal cavity Abdominal guarding Abdominal hysterectomy Abdominal muscle deficiency syndrome Abdominal muscles Abdominal pain Abducent nerve Abduction Abductor muscle Abductor spasmodic dysphonia Aberration ABG (arterial blood gas) Abiological Abiotic Abiotrophy Ablate Ablation Ablation, endometrial Abnormal ABO blood group Abortifacient Abortion Abortion, artificial Abortion, habitual Abortion, induced Abortion, multiple Abortion, recurrent Abortion, spontaneous Abortion, therapeutic Abortive Abortive polio ABR (auditory brainstem response) ABR test Abraham-man Abrasion Abrin Abruptio (abruptio placentae) Abruption Abs Abscess Abscess, breast Abscess, perianal Abscess, peritonsillar Abscess, skin Abscission Abse Abse, Dannie Absence of the breast Absence of the nipple Absence seizure Absent eye Absenteeism Absinthe Absinthism Absolute CD4 count Absolute neutrophil count Absorb Absorbed dose Absorption Abstemious Abstinence Abstinence, periodic Abuse, child Abuse, elder Abuse, emotional child Abuse, physical child Abuse, pregnancy Abuse, psychological child Abuse, sexual child Abuse, steroid Abuse, substance Abuse, verbal child Abused inhalant AC AC joint Acanthamoeba Acanthamoeba keratitis Acanthosis nigricans Acapnia Acaricide Acathisia ACC Accelerated phase of leukemia Acceptable daily intake Access Accessibility of services Accessory Accessory digestive organ Accessory dwelling unit Accessory nerve Accessory neuropathy Accessory placenta Acclimatization to altitude Accommodation Accoucheur Accoucheuse ACE (angiotensin converting enzyme) ACE inhibitor ACE2 (angiotensin converting enzyme 2) ACEI Acellular Acellular vaccine Acentric chromosome Aceruloplasminemia Acetabular Acetabular labrum Acetabulum Acetaminophen Acetate Acetic acid Acetoacetate Acetone Acetyl CoA Acetyl coenzyme A Acetyl phosphate Acetylcholine Acetylcholinesterase Acetylcysteine Acetylsalicylic acid (aspirin) ACG2 ACh (acetylcholine) Achalasia AChE (acetylcholinesterase) Achilles Achilles tendon Achilles tendonitis Achillobursitis Achillodynia Achlorhydria Achondrogenesis Achondrogenesis type II Achondrogenesis, Langer-Saldino type Achondrogenesis-hypochondrogenesis, type II Achondroplasia Achoo syndrome Achromatopsia Achromycin Acid deposition Acid indigestion Acid phosphatase Acid rain Acid reflux Acid, amino Acid, bile Acid, fatty Acid, folic Acid, nucleic Acid, pantothenic Acid, trans fatty Acid-base balance Acidophilus Acidosis Acinetobacter Acinus, pulmonary ACL ACL injury Acne Acne rosacea Acne vulgaris Acne, adult ACNM ACOG (Amer College of Ob & Gyn) Acou- Acoustic Acoustic aphasia Acoustic nerve Acoustic neurinoma Acoustic neurofibromatosis Acoustic neuroma ACP (American College of Physicians) Acquired Acquired deafness Acquired epileptiform aphasia Acquired immunity Acquired immunodeficiency syndrome Acquired mutation Acral-lentiginous melanoma Acrocentric chromosome Acrocephalosyndactyly Acrochordon Acrocyanosis Acrodermatitis enteropathica Acrodynia Acromegaly Acromioclavicular joint Acromion Acrophobia Acrylamide ACS (American Cancer Society) ACS (American College of Surgeons) Actinic Actinic keratosis Actinomycetes Activase Activated charcoal Activated leukocyte cell adhesion molecule Active euthanasia Active immunity Active tuberculosis Activities of daily living (ADLs) Activity, drug Acu- Acuity test, visual Acuity, auditory Acuity, visual Acupressure Acupuncture Acupuncturist Acustimulation Acute Acute abdomen Acute angle-closure glaucoma Acute bacterial prostatitis Acute brain syndrome Acute confusional state Acute coronary syndromes Acute epiglottitis Acute fatty liver of pregnancy Acute HIV infection Acute idiopathic polyneuritis Acute illness Acute kidney failure Acute leukemia Acute lymphoblastic leukemia Acute lymphocytic leukemia Acute membranous gingivitis Acute mountain sickness (AMS) Acute myelogenous leukemia Acute myeloid leukemia Acute myocardial infarction Acute necrotizing ulcerative gingivitis (ANUG) Acute nonlymphocytic leukemia Acute otitis media Acute pain Acute pancreatitis Acute phase protein Acute phase reactant Acute promyelocytic leukemia Acute radiation syndrome Acute renal failure Acute respiratory disease Acute respiratory distress syndrome Acute stress disorder Acute thrombocytopenic purpura Acute tubular necrosis Acute-phase protein Acute-phase proteins Acute-phase reactant Acyclovir Ad lib ADA (American Dental Association) ADA (American Diabetes Association) ADA deficiency Adam Adamantine Adam's apple Adams-Stokes disease ADAMTS2 Adapter protein ADCC (antibody-dependent cell-mediated cytotox.) ADD (attention deficit disorder) Addiction Addiction, computer Addison anemia Addison disease Addisonian anemia Additive genetic effects Adducted thumbs with mental retardation Adduction Adductor muscle Adductor spasmodic dysphonia ADE Aden- Adenine (A) Adenitis Adeno- Adenocarcinoma Adenoid cystic carcinoma Adenoidectomy Adenoiditis Adenoids Adenoids and Tonsils Adenoma Adenoma colon family history Adenomatous polyposis coli Adenomatous polyposis coli, autosomal recessive Adenomyoma Adenomyomata Adenomyosis Adenomyosis uteri Adenopathy Adenosine Adenosine deaminase (ADA) Adenosine deaminase (ADA) deficiency Adenosine thallium scan Adenosine triphosphate Adenovirus ADH (antidiuretic hormone) ADH secretion, inappropriate ADHD Adhesion Adhesive capsulitis ADI Adipocyte Adiponectin Adipose Adipose most abundant gene transcript 1 Adjacent Adjuvant Adjuvant chemotherapy Adjuvant therapy ADLs (activities of daily living) Admission Admitting physician Adnexa Adoption medicine ADR Adrenal cortex Adrenal failure Adrenal gland Adrenal medulla Adrenaline Adrenoleukodystrophy ADU Adult acne Adult primary liver cancer Adult respiratory distress syndrome Adult T-cell leukemia Adult T-cell leukemia/lymphoma Adult T-cell lymphoma Adult-onset diabetes Adult-onset Still disease Advance directives Advance grief Advance medical directives Advanced maternal age Advanced paternal age Adventitia Adventitious Adverse drug event Adverse drug reaction Adverse effect Adverse event Adverse reaction AED (automated external defibrillator) Aer-, aero- Aerobic Aerobic exercise Aerophagia Aerophobia Aerosinusitis Aerosol Aerosolization Aerospace medicine Aerotitis Aerotitis media Aesculapius Aetiology AFAP Affect Affective disorder, seasonal (SAD) Afferent Afferent nerve Afferent vessel Affinity AFIP Aflatoxin AFO (ankle-foot orthosis) AFP (alpha-fetoprotein) African American African sleeping sickness African tapeworm African tick typhus African trypanosomiasis African-American Afterbirth Agammaglobulinemia Age by decade Age of father Age of mother Agency for Toxic Substances and Disease Registry Agenesis Agenesis of the corpus callosum Agenesis of the gallbladder Agenesis, sacral Agent Orange Agent, antibiotic Agent, antifungal Agent, antihypertensive Agent, anti-infective Agent, antimicrobial Agent, antiprotozoal Agent, antiviral Agent, tocolytic Age-related deafness Age-related macular degeneration Ageusia Aggressive Aggressive angiomyxoma Aggressive lymphoma Aging Aging, National Institute on Agita Agitated depression Agnate Agnosia Agonist Agonist maintenance treatment Agonist, LHRH Agoraphobia Agranulocytosis Agranulocytosis, infantile genetic Agreement, arbitration Ague AGXT Agyrophobia AHC AHD Aicardi syndrome AID (artificial insemination by donor) Aid, vibrotactile AIDS AIDS dementia complex AIDS wasting syndrome AIDS-related complex AIH (artificial insemination by husband) Ailurophobia Air bag Air travel with diabetes Air-conditioner lung Airway Airway obstruction AK AKA (above the knee amputation) Akathisia Akinesia Akinetic Akinetic mutism AKU Ala ALA Alactasia Alagille syndrome Alanine Alanine aminotransferase (ALT) Alanine-glyoxylate aminotransferase Alarm clock headache Alb- Albert Sabin Albinism Albinism and hemorrhagic diathesis Albinism, oculocutaneous Albino Albright syndrome Albuginea Albumen Albumin Albuminuria ALCAM Alcohol Alcohol abuse Alcohol Abuse and Alcoholism, National Institute Alcohol poisoning Alcohol, pregnancy Alcoholics Anonymous Alcoholism Aldose reductase inhibitor Aldosterone Aldosteronism Aldrec Aldrex Aldrin Aldrin and dieldrin Alembic Aleut health Aleve Alexander disease Alexander technique Alexia algia Algophobia Al-hijamah Alice in Wonderland syndrome Alice Stewart Alien hand syndrome Alienist Alimentary Alimentary canal Alkaline phosphatase Alkaloid Alkaloid, vinca Alkalosis Alkaptonuria Alkyl group ALL (acute lymphoblastic leukemia) Allele Allelic Allergen Allergic conjunctivitis Allergic contact dermatitis Allergic contact eczema Allergic granulomatosis Allergic granulomatous angiitis Allergic purpura Allergic reaction Allergic rhinitis Allergic rhinitis, perennial Allergic rhinitis, seasonal Allergic salute Allergic vasculitis Allergy Allergy and Infectious Diseases, National Inst. Allergy desensitization Allergy immunotherapy Allergy scratch test Allergy shots Allergy skin test Allergy to cockroaches Allergy, cow milk Allergy, honey bee Allergy, peanut Allergy, soy milk Allodynia Alloerotic Allogeneic Allogeneic graft Allograft Allopath Allopathic Allopathic medicine Allopathist Allopathy ALMS1 Alogia Alopecia Alopecia areata Alopecia capitis totalis Alopecia universalis Alopecia, traumatic ALOX5AP Alpers disease Alpha blocker Alpha cell, pancreatic Alpha error Alpha helix Alpha interferon Alpha linolenic acid Alpha Omega Alpha Alpha particle Alpha synuclein Alpha thalassemia Alpha-1 Alpha-1 antitrypsin deficiency Alpha-defensin Alpha-ET Alpha-ethltryptamine Alpha-fetoprotein (AFP) Alpha-galactosidase A deficiency Alpha-glucosidase inhibitor Alpha-linolenic acid Alpha-synuclein Alport syndrome Alprazolam ALPS ALS ALS1 ALS2 ALS3 ALS4 ALS5 ALS6 ALS7 ALS8 Alstrom syndrome Alström syndrome Alstrom-Hallgren syndrome Alström-Hallgren syndrome ALT (alanine aminotransferase) Alteplase Alternate hemiplegia Alternating hemiplegia of childhood Alternating hemiplegia syndrome Alternative medical system Alternative medicine Alternative Medicine, National Center for Compleme Alternative splicing Altitude illness Altitude sickness Altitude, acclimatization to Altitude, high Altretamine Aluminum Aluminum poisoning Aluminum toxicity Alveolar Alveolar hydatid disease Alveolar proteinosis Alveoli Alveolitis Alveolus Alvit Alzheimer disease Alzheimer disease, early-onset familial Alzheimer's disease Am AMA Amalgam Amastia Amathophobia Amaurosis fugax Amaurotic familial idiocy Amazia Ambidextrous Ambien Ambient Ambiguous genitalia Amblyopia Amblyopia, nocturnal Ambulance Ambulant Ambulatory Ambulatory care AMC (arthrogryposis multiplex congenita) AMD Ameba Amebiasis Amebic colitis Amebic dysentery Amelanotic Amelanotic melanoma Amelioration Amenia Amenorrhea Amer College of Ob and Gyn (ACOG) American Academy of Family Physicians (AAFP) American Academy of Orthopaedic Surgeons American Academy of Pediatrics American Association for Advancement of Science American Association of Dermatology American Cancer Society (ACS) American College of Nurse-Midwives American College of Physicians American College of Surgeons (ACS) American Dental Association (ADA) American Diabetes Association (ADA) American dog tick American Journal of Public Health American Medical Association American medical school, first American Psychiatric Association American Sign Language American trypanosomiasis American Type Culture Collection (ATCC) Americium Ames test Ames, Bruce N. AMI Amine Amini Amini, Fariborz Amino acid Amino acid symbols Amino acid, branched-chain Amino acid, essential Amino acid, nonessential Amino acids Aminotransferase Amitriptyline AML AML1 Ammonia Ammonium perchlorate Amnesia Amnesia, antegrade Amnesia, anterograde Amnesia, retrograde Amnesia, transient global Amnesic aphasia Amnestic aphasia Amniocentesis Amnion Amnioreduction Amniotic fluid Amniotic sac Amoeba Amok Amoxicillin Amoxil Amphetamine Amplification Amplification, DNA Ampulla Ampulla of Vater Ampullary carcinoma Amputation AMS (acute mountain sickness) AMS (atypical measles syndrome) Amsler grid Amuck Amusia Amygdala Amygdaloid Amygdaloid body Amygdaloid complex Amygdaloid nucleus Amyl- Amylase Amylo- Amyloid Amyloidosis Amyloidosis, hereditary Amyloidosis, primary Amyloidosis, secondary Amyotrophic lateral sclerosis (ALS) Amyotrophic lateral sclerosis 1 Amyotrophic lateral sclerosis 2 Amyotrophic lateral sclerosis 3 Amyotrophic lateral sclerosis 4 Amyotrophic lateral sclerosis 5 Amyotrophic lateral sclerosis 6 Amyotrophic lateral sclerosis 7 Amyotrophic lateral sclerosis 8 ANA Anaerobic Anaesthesia Anal atresia Anal fissure Anal fistula Anal incontinence Anal itching Anal papilla Anal papillae Analbuminemia Analgesia Analgesic Analgesic drug Analog Analogous Analysis Analysis, linkage Analytic sensitivity Analytic specificity Anaphia Anaphylactic shock Anaphylactoid purpura Anaphylaxis Anaplasmosis Anaplastology Anaprox Anaptic Anastomosis Anastrozole Anat. Anatomic orientation terms Anatomical position Anatomical snuffbox Anatomy Anatomy in the Bible Anatomy, Gray's Anatomy, gross Anatomy, microscopic Anatripsis ANC Ancylostoma infection Anderson-Fabry disease Andro Androgen Androgen ablation Androgen insensitivity syndrome, complete Androgen suppression Androgen suppression therapy Androgenic Android pelvis Andrology Androphobia Androstenedione Anemia Anemia and triphalangeal thumbs Anemia, Addison Anemia, addisonian Anemia, aplastic Anemia, Biermer's Anemia, congenital Anemia, Cooley's Anemia, Fanconi Anemia, iron deficiency Anemia, Mediterranean Anemia, pernicious Anemia, refractory Anemia, sickle cell Anemia, sideroblastic, and spinocerebellar ataxia Anemic Anencephaly Anergy Anesthesia Anesthesia awareness Anesthesia, caudal epidural Anesthesiologist Anesthesiology Anesthetic Anesthetic, epidural Anesthetic, general Anesthetic, local Anesthetist Anetoderma Aneuploidy Aneurysm Aneurysm, abdominal Aneurysm, aortic Aneurysm, arterial Aneurysm, arteriosclerotic Aneurysm, atherosclerotic Aneurysm, berry Aneurysm, brain Aneurysm, cardiac Aneurysm, dissecting Aneurysm, fusiform Aneurysm, miliary Aneurysm, racemose Aneurysm, renal Aneurysm, saccular Aneurysm, thoracic Aneurysm, venous Aneurysmal bruit Anfinsen Anfinsen, Christian Boehmer, Jr. Angelman syndrome Anger Angiitis Angiitis, allergic granulomatous Angina Angina pectoris Angina trachealis Angina, exudative Angina, Prinzmetal Angina, variant Angina, Vincent Angioedema Angioedema, hereditary Angiogenesis Angiogram Angiography Angiography, coronary Angiography, fluorescein Angiohemophilia Angioid streaks Angiokeratoma corporis diffusum universale Angiomatosis, bacillary Angiomyxoma, aggressive Angioneurotic edema, hereditary Angiopathy Angioplasty Angiosarcoma Angiostatin Angiostrongyliasis Angiostrongylus infection Angiotensin Angiotensin converting enzyme Angiotensin converting enzyme 2 Angiotensin II receptor blocker Angiotensin receptor blocker Angle-closure glaucoma Angle-closure glaucoma, acute Angry Anhedonia Anhidrosis Anhidrotic Aniline Animal-to-human transplant Anion Anion gap Aniso Aniso- Anisocoria Anisocytosis Anisometropia Ankle Ankle bone Ankle joint Ankle pain Ankle sprain Ankle twist Ankle-foot orthosis Ankyloglossia Ankylose Ankylosing Ankylosing spondylitis Ankylosis Ankyrin deficiency Anlage Anlagen ANLL Annals of Internal Medicine Annexin A1 Annexin V Annexins Annotate Annotation Annotation, genome Annular pancreas Annulus Anomalad, Klippel-Feil Anomaly Anomaly, congenital Anomaly, Klippel-Feil Anomia Anomic aphasia Anonymize Anonymous reporting Anonymous testing Anophthalmia Anorectic Anorexia Anorexia nervosa Anorexia, cancer Anorexic Anorexigenic Anorgasmia Anorgasmy Anosmia Anotia Anovular Anovular menstruation Anovulatory Anoxia Anoxic Ant, fire Antagonist Antean Antegrade Antegrade amnesia Antenatal surgery Anterior Anterior chamber Anterior cruciate injury Anterior cruciate ligament Anterior pituitary Anterior tongue Antero- Anterograde Anterograde amnesia Anterograde memory Anteroposterior Anteroposterior (AP) Anthophobia Anthracycline Anthrax Anthrax immunization Anthrax toxin Anthropology, forensic Anti- Anti CCP Antiandrogen Anti-angiogenesis drugs Antiatherogenic mutation Antibacterial Antibiotic Antibiotic resistance Antibiotic-resistant tuberculosis Antibody Antibody cross reactivity Antibody, antinuclear Antibody, antithyroglobulin Antibody-dependent cell-mediated cytotoxicity Anti-CCP Anticholinergic Anticipation Anticipatory grief Anti-citrulline antibody Anticoagulant Anticoagulant agent Anticonvulsant Anti-cyclic citrullinated peptide antibody Antidepressant Antidepressant, MAOI Antidepressant, SSRI Antidepressant, tricyclic Antidiabetic agent Antidiuretic hormone (ADH) Antidote Antielastase Antiemetic Anti-emetic Antiestrogen Antifreeze poisoning Antifungal Antifungal agent Antifungal drug Antifungal medication Antigen Antigen, prostate specific Antigen-antibody complex Antigenic drift Antigenic shift Antigen-presenting cell Antihistamines Antihypertensive Antiinfective Anti-infective Antimalarial Antimetabolite Antimicrobial Antimicrobial agent Antimicrobial drug Antimicrobial medication Antimicrobial resistance Antimony Antineoplastic Antinuclear antibody Antinuclear antibody test Antioxidant Antiparallel Antiparasitic Antiphospholipid antibody syndrome Anti-platelet agents Antiprotozoal Antiprotozoal drug Antipsoriatic Antipsychotic Antipyretic Anti-reflux surgery (fundoplication) Antiretroviral Antiretroviral therapy (ART) Antisense Antisense DNA Antisense drug Antisense mRNA Antisense-strand RNA virus Antisepsis Antiseptic Antisocial personality Antisocial personality disorder Antispasmodic Antithymocyte globulin Antithyroglobulin Antithyroid antibody Antithyroid drug Antitoxin Antivenin Antiviral Antiviral agent Anton Chekhov Antonio Maria Valsalva Antonomasia Antonomastic Antonomasy Antro-duodenal motility study Antrum Ants, fire Ants, velvet ANUG (acute necrotizing ulcerative gingivitis) Anus Anus, imperforate Anvil ANXA1 Anxiety Anxiety disorder Anxiety disorder, social AOA AOM Aorta Aorta, abdominal Aorta, ascending Aorta, coarctation of the Aorta, descending Aorta, thoracic Aortal Aortic Aortic aneurysm Aortic arch Aortic arch syndrome Aortic atresia Aortic dissection Aortic insufficiency Aortic regurgitation Aortic stenosis Aortic valve Aortic valve, bicuspid Aortitis AP AP (anteroposterior) AP, X-ray APA APC APC (gene) APC (immunology) APC (medication) APECED (autoimmune polyendocrinopathy) Aperient Apert syndrome Apert syndrome acrocephalosyndactyly Apex Apgar Apgar score Aphagia Aphakia Aphasia Aphasia, acquired epileptiform Aphasia, amnesic Aphasia, amnestic Aphasia, anomic Aphasia, nominal Aphasia, primary progressive Apheresis Aphonia Aphrasia Aphthous ulcer Apical Apiphobia APL Aplasia Aplasia of the breast Aplastic anemia APLS (antiphospholipid antibody syndrome) APM1 Apnea Apnea, central sleep Apnea, obstructive sleep APO-1 APOA-I ApoA-I Milano APOBEC3G ApoE Apolipoprotein A-I Apolipoprotein E Apollo Apopain Apophenia Apophysitis calcaneus Apoplexy Apoptosis Appendectomy Appendiceal Appendiceal cancer Appendiceal perforation Appendiceal rupture Appendicitis Appendix Appendix cancer Appendix epididymis Appendix epiploica Appendix perforation Appendix rupture Appendix testis Apposition Approved drug Apraxia Apraxia of speech APS (autoimmune polyglandular syndrome) APT1 AQP Aquaphobia Aquaporin Aqueduct Aqueduct of Sylvius Aqueduct of the midbrain Aqueous humor Arabidopsis thaliana Arabidopsis thaliana genome Arachidonate 5-lipoxygenase activating protein Arachidonate 5-lipoxygenase-activating protein Arachnodactyly Arachnoiditis Arachnophobia ARB Arbitration agreement Arborvirus Arboviral encephalitis Arbovirus Arc eye Arch, aortic Arch, vertebral Arch, zygomatic Archaea Archaeogenetics Archaeology Arcuate neuron Arcuate nucleus Arcus senilis ARD ARDS Areflexia Arenaviridae Arenavirus Areola Arg Argentaffinoma Arginine Argon laser Argyria Arhythmia Arimidex Aristolochia fangchi Aristolochic acid Aristotle ARM Arm ARMD Armed Forces Institute of Pathology Armed tapeworm Arms Aromasin Aromatase Aromatase inhibitor Aromatherapy Arrayed library Arrector pili Arrectores pilorum Arrhythmia Arrhythmia, sinus Arrhythmias, atrial Arrhythmias, rapid Arrhythmias, slow Arrhythmias, ventricular ARS Arsenic Arsine ART (antiretroviral therapy) Artemidorus Artemisinin Artemsisia annua Arteria femoralis Arterial aneurysm Arterial blood gas (ABG) Arterial tension Arteries, coronary Arteriogram Arteriohepatic dysplasia Arteriole Arteriosclerosis Arteriosclerotic aneurysm Arteriosclerotic retinopathy Arteriovenous malformation Arteriovenous malformation (AVM) Arteritis, cranial Arteritis, giant cell Arteritis, Takayasu Arteritis, temporal Artery Artery disease, coronary Artery spasm, coronary Artery, brachial Artery, carotid Artery, central retinal Artery, femoral Artery, hepatic Artery, mesenteric Artery, ophthalmic Artery, pulmonary Artery, splenic Artery, vertebral Arth. and Musculoskeletal and Skin Dis, Nat'l Inst Arthr- Arthralgia Arthritis Arthritis in children Arthritis mutilans Arthritis, degenerative Arthritis, gout Arthritis, Lyme Arthritis, psoriatic Arthritis, quackery Arthritis, reactive Arthritis, Reiter Arthritis, rheumatoid Arthritis, spondylitis Arthritis, systemic-onset chronic rheumatoid Arthritis, systemic-onset juvenile rheumatoid Arthro- Arthrocentesis Arthrogryposis Arthrogryposis multiplex congenita (AMC) Arthropathy Arthroscope Arthroscopic Arthroscopy Arthrosis Artic health Articulation Articulation disorder Articulations of the body, principal Artificial abortion Artificial heart Artificial insemination Artificial insemination by donor (AID) Artificial insemination by husband (AIH) Artificial knee Artificial nose Artificial pacemaker Artificial pancreas Arylalkylamine N-acetyltransferase ASA (drug caution code) ASAT Asbestos Asbestosis Ascariasis Ascaris Ascending aorta Ascending pathway Ascites Asclepius Ascorbic acid ASCUS Ascus ASD Aseptic Aseptic bursitis Aseptic necrosis Asexual Asian cholera Asian flu Asian influenza ASL Asn ASOT Asp Asparagine Aspartame Aspartate aminotransferase (AST) Aspartic acid Asperger syndrome Aspergillosis Aspergillus Asphyxia Aspie Aspirate Aspiration Aspiration pneumonia Aspiration, fine needle Aspiration, joint Aspirin Aspirin resistance Asplenia Asplenic Assay Assay, CEA Assay, NSE Assembly and budding Assembly, DNA Assignment of benefits Assistant in dying Assistant, physician (PA) Assisted living Assisted suicide Assistive device Assistive technology Association Association of American Medical Colleges Association, VATER AST Astatic seizure Asthenia Asthenic Asthma Asthma susceptibility gene Asthma, exercise-induced Asthma, miner's Asthma, thermally induced Asthmatic Astigmatic Astigmatism Astraphobia Astrocytoma Asymptomatic Asymptomatic infection Asystole AT (in DNA) Ataxia Ataxia telangiectasia mutated Ataxia, cerebellar Ataxia-telangiectasia ATCC (American Type Culture Collection) Atelectasis Atelectasis, primary Atelectasis, secondary Atenolol ATG Athelia Atherectomy Atherogenesis Atheroma Atherosclerosis Atherosclerotic Atherosclerotic aneurysm Athetosis Athleats feet Athlete foot Athlete's feet Athlete's foot Athymic Athymic mouse Atkins diet ATL Atlantoaxial Atlas Atlas and axis joint Atloaxoid joint ATM ATN Atom Atonia, REM sleep Atonic Atonic seizure Atopic Atopic dermatitis Atopy Atorvastatin ATP Atresia Atresia, anal Atresia, aortic Atresia, biliary Atria Atrial Atrial arrhythmias Atrial fib Atrial fibrillation Atrial flutter Atrial septal defect (ASD) Atrial septum Atriodigital dysplasia Atrioventricular (AV) Atrioventricular node Atrium Atrophic vaginitis Atrophy Atrophy, peroneal muscular Atropine Atropine psychosis ATSDR Attack, vasovagal Attention Attention deficit disorder (ADD) Attention deficit hyperactivity disorder Attention getting Attentional Attenuate Attenuated Attenuated familial adenomatous polyposis Attenuated FAP Attenuated virus Atypical Atypical measles syndrome (AMS) Audiogram Audiologist Audiology Audiometry Auditory acuity Auditory aphasia Auditory brainstem response test Auditory cortex Auditory disease, central Auditory integration training Auditory perception Auditory prosthesis Auditory tube Aura Aural vertigo, recurrent Auricle Auricular Auscultate Austin Flint murmur Autism Autistic savant Autoantibody Autochthonous Autoclave Autogenous Autograft Autoimmune Autoimmune disease Autoimmune hemolytic anemia Autoimmune hepatitis Autoimmune lymphoproliferative syndrome (ALPS) Autoimmune polyendocrinopathy Autoimmune polyendocrinopathy syndrome Autoimmune polyglandular syndrome (APS) Autoimmune process Autoimmune thyroid disease Autoimmune thyroiditis Autoimmunity Autoinnoculation Autologous Autologous blood donation Autolysis Automated external defibrillator Automated white cell differential Automatic behavior Automatic seizure Automatism Autonomic failure Autonomic nervous system Autonomic neuropathy Autonomy, patient Autophobia Autopsy Autoradiography Autosomal Autosomal chromosome Autosomal dominant Autosomal dominant hereditary spastic paraplegia Autosomal dominant radial drusen Autosomal recessive Autosome Autotransplant Autotransplantation Aux- AV (atrioventricular) AV node Avascular necrosis Avascular necrosis of the femoral head Avastin Avery Avery, MacLeod, and McCarty Avery, Oswald Theodore Avian flu Avian influenza Avian tuberculosis AVM AVM (arteriovenous malformation) AVN Avulse Avulsion Avuncular Axelrod Axelrod, Julius Axial tomography, computerized Axilla Axillary Axillary dissection Axillary hyperhidrosis Axis Axon Ayurveda Azoospermia Azotemia AZT