| HDRBC | head-damaged red blood cells |
|---|---|
| HEENT | head, ears, eyes, nose, and throat |
| HHT | head halter traction; hereditary hemorrhagic telangiectasia; heterotopic heart transplantation; homo... |
| HI | half-scan with interpolation; head injury; health insurance; hearing impaired; heart infusion; hemag... |
| HIR | head injury routine |