| IFA | idiopathic fibrosing alveolitis; immunofluorescence assay; immunofluorescent antibody; incomplete Fr... |
|---|---|
| ILBBB | incomplete left bundle branch block |
| IMP | idiopathic myeloid proliferation; impression; incomplete male pseudohermaphroditism; individual Medi... |
| IRBBB | incomplete right bundle branch block |
| ITFS | iliotibial tract friction syndrome; incomplete testicular feminization syndrome |