| FCD | feces collection device; fibrocystic disease; fibrocystic dysplasia; focal cytoplasmic degradation |
|---|---|
| FD | familial dysautonomia; family doctor; fan douche; fatal dose; fetal danger; fibrin derivative; fibro... |
| FDH | familial dysalbuminemic hyperthyroxinemia; focal dermal hypoplasia; formaldehyde dehydrogenase |
| FFDD | focal facial dermal dysplasia |
| FFU | femur-fibula-ulna [syndrome]; focal forming unit |