1. Medical Abbreviations A

2. 1. @ at at 2. A&D Admission and discharge Admission and discharge 3. aa Of each Of each 4. abd Abdomen, abdominal Abdomen, abdominal 5. ABG Arterial blood gas Arterial blood gas

3. 6. ac 6. ac Before meals Before meals 7. Ac and Cl 7. Ac and Cl Acetest and clinitest Acetest and clinitest 8. AD 8. AD Right ear Right ear 9. ADL 9. ADL Activities of daily living Activities of daily living 10. Ad lib 10. Ad lib As desired As desired 11. adm 11. adm admission admission

4. 12. AIDS 12. AIDS Acquired immune deficiency syndrome Acquired immune deficiency syndrome 13. AM or am 13. AM or am Morning, before noon Morning, before noon 14. AMA 14. AMA American Medical Association American Medical Association Against medical advice Against medical advice 15. amal 15. amal amalgam amalgam 16. amb 16. amb ambulate ambulate

5. 17. amt 17. amt amount amount 18. ANA 18. ANA American Nurses Association American Nurses Association 19. ant 19. ant anterior anterior 20. A&P 20. A&P Anatomy and physiology Anatomy and physiology Anterior and posterior Anterior and posterior

6. 21. AP 21. AP Apical pulse Apical pulse 22. approx 22. approx approximately approximately 23. aq / aqua 23. aq / aqua Aqueous (water base) Aqueous (water base) 24. ARC 24. ARC AIDS related complex AIDS related complex 25. AS 25. AS Left ear Left ear

7. 26. ASA 26. ASA aspirin aspirin 27. ASAP 27. ASAP As soon as possible As soon as possible 28. ASHD 28. ASHD Arteriosclerotic heart disease Arteriosclerotic heart disease 29. as tol 29. as tol as tolerated as tolerated 30. av 30. av average average

8. 31. AV 31. AV Arteriovenous Arteriovenous atrioventricular atrioventricular 32. AU 32. AU Both ears Both ears 33. Ax 33. Ax Axilla, axillary, armpit Axilla, axillary, armpit 34. AHA 34. AHA American Heart Association American Heart Association American Hospital Association American Hospital Association