| HFI | hereditary fructose intolerance; human fibroblast interferon |
|---|---|
| HGPS | hereditary giant platelet syndrome; Hutchinson-Gilford progeria syndrome |
| HHHH | hereditary hemihypotrophy-hemiparesis-hemiathetosis [syndrome] |
| HHRH | hereditary hypophosphatemic rickets with hypercalciuria; hypothalamic hypophysiotropic releasing hor... |
| HHS | [Department of] Health and Human Services; Hearing Handicap Scale; hereditary hemolytic syndrome; hu... |