| EMT-D | emergency medical technician providing basic life support or defibrillation |
|---|---|
| ENS | enteral nutritional support; ethylnorsuprarenin |
| EXS | external support |
| HCS | Hajdu-Cheney syndrome; Hazard Communication Standard; health care support; hourglass contraction of ... |
| HFS | hemifacial spasm; Hospital Financial Support |