| FZ | focal zone; furazolidone |
|---|---|
| FAZ | Fanconi-Albertini-Zellweger [syndrome]; foveal avascular zone; fragmented atrial activity zone |
| PZ | pancreozymin; pregnancy zone; proliferative zone; protamine zinc |
| FSGN | Focal Sclerotic(Segmental) Glomerulo-Nephritis |
| FSGS | Focal Segmental Glomerulo-Sclerosis |