| CIDP | chronic idiopathic polyradiculopathy; chronic inflammatory demyelinating polyradiculoneuropathy |
|---|---|
| FIGD | familial idiopathic gonadotropin deficiency |
| FINCC | familial idiopathic nonarteriosclerotic cerebral calcification |
| IABM | idiopathic aplastic bone marrow |
| IACI | idiopathic arterial calcification of infancy |