Ureterostomy status  V44.6 | 
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  Urethra, urethral - see condition  | 
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  Urethritis (abacterial) (acute) (allergic) (anterior) (chronic) (nonvenereal) (posterior) (recurrent) (simple) (subacute) (ulcerative) (undifferentiated)  597.80 | 
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  Urethrocele  | 
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  Urethro-oculoarticular syndrome  099.3 | 
  Urethro-oculosynovial syndrome  099.3 | 
  Urethrorectal - see condition  | 
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  Urethrostomy status  V44.6 | 
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  Urethrovaginal - see condition  | 
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  Uric acid  | 
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  Urination  | 
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  Urine, urinary - see also condition  | 
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  Urinemia - see Uremia  | 
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  Uroarthritis, infectious  099.3 | 
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  Urticarioides acarodermatitis  133.9 | 
  Use of  | 
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  Usher-Senear disease (pemphigus erythematosus)  694.4 | 
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  Uterine size-date discrepancy  649.6 | 
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  Uterovaginal - see condition  | 
  Uterovesical - see condition  | 
  Uterus - see condition  | 
  Utriculitis (utriculus prostaticus)  597.89 | 
  Uveal - see condition  | 
  Uveitis (anterior) (see also Iridocyclitis)  364.3 | 
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  Uveokeratitis (see also Iridocyclitis)  364.3 | 
   | 
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  Uvula - see condition  | 
  Uvulitis (acute) (catarrhal) (chronic) (gangrenous) (membranous) (suppurative) (ulcerative)  528.3 | 
  Vaccination  | 
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  Vaccinia (generalized)  999.0 | 
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