| FIGD | familial idiopathic gonadotropin deficiency |
|---|---|
| FIH | familial isolated hypoparathyroidism; fat-induced hyperglycemia |
| FIMG | familial infantile myasthenia gravis |
| FINCC | familial idiopathic nonarteriosclerotic cerebral calcification |
| FIPA | familial intestinal polyatresia [syndrome] |