| A.I.M.S. | Arthritis Impact Measurement Scale |
|---|---|
| A.M.S. | Acute Mountain Sickness |
| A.N. | Anorexia Nervosa |
| A.P. | Acute Pancreatitis |
| A.P.A. | American Psychiatric Association |
| A.P.E. | acute pulmonary embolism |
| A.Ph. | alkaline phosphatase |
| A.R.C. | AIDS Related Complex |
| A.S.E. | American Society of Echocardiography |
| A.S.I. | Active Specific Immunotherapy |