| A | B |
| ESRD | end stage renal disease |
| FUO | fever of unknown origin |
| Fx | fracture |
| GERD | ggastroesophageal reflux disease |
| HBV | hepatitis B virus |
| HCV | hepatitis C virus |
| HIV | human immunodeficiency virus |
| HTN | hypertension |
| IDDM | insulin-dependent diabetes mellitus |
| IH | infectious hepatits |
| KS | Karposi's sarcoma |
| LBP | low back pain |
| MD | muscular dystrophy |
| MI | myocardial infarction |
| MRSA | methicillin-resistant Staphylococcus aureus |
| MS | multiple sclerosis |
| NB | newborn |
| NIDDM | non-insulin-dependent diabetes mellitus |
| NSU | nonspecific urethritis |
| OA | osteoarthritis |
| OBS | organic brain syndrome |
| PID | pelvic inflammatory disease |
| PUD | peptic ulcer disease |
| PVD | peripheral vascular disease |
| RF | renal failure |
| RO, R/O | rule out |
| SDAT | senile dementia of Alzheimer's type |
| TBI | traumatic brain injury |
| STD | sexually transmitted disease |