| IBR | infectious bovine rhinotracheitis |
|---|---|
| IBRV | infectious bovine rhinotracheitis virus |
| ICH | idiopathic cortical hyperostosis; infectious canine hepatitis; intracerebral hematoma; intracranial ... |
| ICP | incubation period; indwelling catheter program; infantile cerebral palsy; infection-control practiti... |
| ID | identification; iditol dehydrogenase; immunodeficiency; immunodiffusion; immunoglobulin deficiency; ... |