| 
  Eyeworm disease of Africa  125.2 | 
  Faber's anemia or syndrome (achlorhydric anemia)  280.9 | 
  Fabry's disease (angiokeratoma corporis diffusum)  272.7 | 
  Face, facial - see condition  | 
   | 
  Faciocephalalgia, autonomic (see also Neuropathy, peripheral, autonomic)  337.9 | 
  Facioscapulohumeral myopathy  359.1 | 
  Factitious disorder, illness - see Illness, factitious  | 
  Factor  | 
   | 
  Fahr-Volhard disease (malignant nephrosclerosis)  403.00 | 
  Failure, failed  | 
   | 
  Fainting (fit) (spell)  780.2 | 
   | 
  Fall, maternal, affecting fetus or newborn  760.5 | 
   | 
  Falling, any organ or part - see Prolapse  | 
  Fallopian  | 
   | 
  Fallot's  | 
   | 
  Fallout, radioactive (adverse effect) NEC  990 | 
  False - see also condition  | 
   | 
  Family, familial - see also condition  | 
   | 
   | 
   | 
  Fanconi's anemia (congenital pancytopenia)  284.09 | 
  Fanconi (-de Toni) (-Debré) syndrome (cystinosis)  270.0 | 
  Farber (-Uzman) syndrome or disease (disseminated lipogranulomatosis)  272.8 | 
   | 
   | 
  Farmers'  | 
   | 
   | 
  Fascia - see condition  | 
   | 
   | 
   | 
   | 
  Fasciola hepatica infestation  121.3 | 
   | 
  Fasciolopsiasis (small intestine)  121.4 | 
  Fasciolopsis (small intestine)  121.4 | 
   | 
  Fat  | 
   | 
  Fatal familial insomnia (FFI)  046.72 | 
   | 
   | 
   | 
   | 
  Fatty - see also condition  | 
   | 
  Fauces - see condition  | 
  Fauchard's disease (periodontitis)  523.40 | 
   | 
  Faulty - see also condition  | 
   | 
   | 
 |  |