| FTA | fluorescent titer antibody; fluorescent treponemal antibody |
|---|---|
| GMT | geometric mean titer; gingival margin trimmer |
| HAT | Halsted Aphasia Test; head, arm, trunk; heparin-associated thrombocytopenia; heterophil antibody tit... |
| HT | Hashimoto thyroiditis; hearing test; hearing threshold; heart; heart transplantation, heart transpla... |
| HTLA | high-titer, low acidity; human T-lymphocyte antigen |