medical acronyms and abbreviations > A

a: accommodation 
A: Age 
a: anterior 
A&A: Anesthesia & Analgesia 
a&e: Accident and Emergency 
A&O: alert and oriented 
a&p: anterior and posterior 
a&p: auscultation and percussion 
A+E: Accident and Emergency 
A-a: alveolar to arterial 
A-a: Alveolat Arterial gradient 
A-MIBI: Adenosine MIBI 
A-V: arteriovenous 
A-VO2: arteriovenous oxygen 
a.c.: before meals 
A.FLUT: Atrial Flutter 
A/B: acid-base ratio 
A/G: albumin/globulin ratio 
A/P: assessment and plan 
A/V Nicking: Arteriolar/Venous Nicking 
A/V Ratio: Arteriolar/Venous Ratio 
AA: African American 
AA: Alcoholics Anonymous 
AA: Alzheimer's Association 
AA: Anesthesiologist Assistant 
AA: Associate of Arts 
aa: of each 
AAA: Abdominal Aortic Aneurysm 
AAA: Age Anaesthesia Association 
AAA: American Academy of Audiology 
AAA: Anesthesia Administration Assembly 
AAAA: American Academy of Anesthesiologist Assistants 
AAAAI: American Academy of Allergy, Asthma & Immunology 
AAABEM: American Association of Acupuncture and Bio-Energetic Medicine 
AAAC: American Academy of Ambulatory Care 
AAACN: American Academy of Ambulatory Care Nursing 
AAAD: American Athletic Association of the Deaf 
AAAD: Asian Academy of Aesthetic Dentistry 
AAAH: American Association of Alternative Healers 
AAAHC: Accreditation Association for Ambulatory Health Care