| GC(T)A | giant cell (temporal) arteritis |
|---|---|
| HA | H antigen; Hakim-Adams [syndrome]; halothane anesthesia; Hartley [guinea pig]; headache; health alli... |
| IPN | infantile polyarteritis nodosa; infectious pancreatic necrosis [of trout]; intern progress note; int... |
| SIN | salpingitis isthmica nodosa |