| AACN | American Association of Colleges of Nursing; American Association of Critical-Care Nurses |
|---|---|
| AAN | AIDS-associated nephropathy; alpha-amino nitrogen; American Academy of Neurology; American Academy o... |
| ACT/PD | actual nursing hours per patient/day |
| ADN | antideoxyribonuclease; aortic depressor nerve; associate degree in nursing |
| AHSN | Assembly of Hospital Schools of Nursing |