| HSN | hereditary sensory neuropathy; hospital satellite network |
|---|---|
| HSP | Health Systems Plan; heat shock protein; hemostatic screening profile; Henoch-Schonlein purpura; her... |
| HSSCC | hereditary site-specific colon cancer |
| HT | Hashimoto thyroiditis; hearing test; hearing threshold; heart; heart transplantation, heart transpla... |
| LHON | Leber hereditary optic neuropathy |