| HIH | hypertensive intracerebral hemorrhage |
|---|---|
| HN | head and neck; head nurse; hemagglutinin neuraminidase; hematemesis neonatorum; hemorrhage of newbor... |
| H&S | hemorrhage and shock; hysterectomy and sterilization |
| IPH | idiopathic portal hypertension; idiopathic pulmonary hemosiderosis; idiopathic pulmonary hypertensio... |
| IRH | Institute for Research in Hypnosis; Institute of Religion and Health; intrarenal hemorrhage |