Fibroxanthoma (M8831/0) - see also Neoplasm, connective tissue, benign  | 
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  Fibroxanthosarcoma (M8831/3) - see Neoplasm, connective tissue, malignant  | 
  Fiedler's  | 
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  Fiessinger-Leroy (-Reiter) syndrome  099.3 | 
  Fiessinger-Rendu syndrome (erythema muliforme exudativum)  695.19 | 
  Fifth disease (eruptive)  057.0 | 
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  Filaria, filarial - see Infestation, filarial  | 
  Filariasis (see also Infestation, filarial)  125.9 | 
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  Filatoff's, Filatov's, Filatow's disease (infectious mononucleosis)  075 | 
  File-cutters' disease  984.9 | 
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  Filling defect  | 
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  Filtering bleb, eye (postglaucoma) (status)  V45.69 | 
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  Fimbrial cyst (congenital)  752.11 | 
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  Financial problem affecting care  V60.2 | 
  Findings, abnormal, without diagnosis (examination) (laboratory test)  796.4 | 
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  Finger - see condition  | 
  Finnish type nephrosis (congenital)  759.89 | 
  Fire, St. Anthony's (see also Erysipelas)  035 | 
  Fish  | 
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  Fissure, fissured  | 
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  Fitting (of)  | 
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  Fitz's syndrome (acute hemorrhagic pancreatitis)  577.0 | 
  Fitz-Hugh and Curtis syndrome  098.86 | 
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  Fixation  | 
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  Flaccid - see also condition  | 
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  Flail  | 
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  Flajani (-Basedow) syndrome or disease (exophthalmic goiter)  242.0 | 
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  Flare, anterior chamber (aqueous) (eye)  364.04 | 
  Flashback phenomena (drug) (hallucinogenic)  292.89 | 
  Flat  | 
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  Flatau-Schilder disease  341.1 | 
  Flattening  | 
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  Flax dressers' disease  504 | 
  Flea bite - see Injury, superficial, by site  | 
  Fleischer (-Kayser) ring (corneal pigmentation)  275.1 [371.14]  | 
  Fleischner's disease  732.3 | 
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  Flexibilitas cerea (see also Catalepsy)  300.11 | 
  Flexion  | 
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  Flexner's  | 
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  Flexner-Boyd dysentery  004.2 | 
  Flexure - see condition  | 
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