| HATT | heparin-associated thrombocytopenia and thrombosis |
|---|---|
| HBV-MN | membranous nephropathy associated with hepatitis B virus |
| HDPAA | heparin-dependent platelet-associated antibody |
| HIVAN | human immunodeficiency virus-associated nephropathy |
| HIV-G | human immunodeficiency virus-associated gingivitis |