- Fever 780.60
- Fibrillation
- Fibrin
- Fibrinogenolysis (hemorrhagic) - see Fibrinolysis
- Fibrinogenopenia (congenital) (hereditary) (see also Defect, coagulation) 286.3
- Fibrinolysis (acquired) (hemorrhagic) (pathologic) 286.6
- Fibrinopenia (hereditary) (see also Defect, coagulation) 286.3
- Fibrinopurulent - see condition
- Fibrinous - see condition
- Fibro-odontoma, ameloblastic (M9290/0) 213.1
- Fibro-osteoma (M9262/0) - see Neoplasm, bone, benign
- Fibroadenoma (M9010/0)
- Fibroadenosis, breast (chronic) (cystic) (diffuse) (periodic) (segmental) 610.2
- Fibroangioma (M9160/0) - see also Neoplasm, by site, benign
- Fibrocellulitis progressiva ossificans 728.11
- Fibrochondrosarcoma (M9220/3) - see Neoplasm, cartilage, malignant
- Fibrocystic
- Fibrodysplasia ossificans multiplex (progressiva) 728.11
- Fibroelastosis (cordis) (endocardial) (endomyocardial) 425.3
- Fibroid (tumor) (M8890/0) - see also Neoplasm, connective tissue, benign
- Fibrolipoma (M8851/0) (see also Lipoma, by site) 214.9
- Fibroliposarcoma (M8850/3) - see Neoplasm, connective tissue, malignant
