Upset  | 
   | 
  Urachus - see also condition  | 
   | 
   | 
  Urbach's lipoid proteinosis  272.8 | 
  Urbach-Oppenheim disease or syndrome (necrobiosis lipoidica diabeticorum)  250.8 [709.3]  | 
   | 
  Urbach-Wiethe disease or syndrome (lipoid proteinosis)  272.8 | 
   | 
  Urea, blood, high - see Uremia  | 
  Uremia, uremic (absorption) (amaurosis) (amblyopia) (aphasia) (apoplexy) (coma) (delirium) (dementia) (dropsy) (dyspnea) (fever) (intoxication) (mania) (paralysis) (poisoning) (toxemia) (vomiting)  586 | 
   | 
  Ureter, ureteral - see condition  | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
  Ureterostomy status  V44.6 | 
   | 
  Urethra, urethral - see condition  | 
   | 
  Urethritis (abacterial) (acute) (allergic) (anterior) (chronic) (nonvenereal) (posterior) (recurrent) (simple) (subacute) (ulcerative) (undifferentiated)  597.80 | 
   | 
  Urethrocele  | 
   | 
   | 
  Urethro-oculoarticular syndrome  099.3 | 
  Urethro-oculosynovial syndrome  099.3 | 
  Urethrorectal - see condition  | 
   | 
   | 
  Urethrostomy status  V44.6 | 
   | 
   | 
  Urethrovaginal - see condition  | 
   | 
  Uric acid  | 
   | 
   | 
   | 
   | 
  Urination  | 
   | 
  Urine, urinary - see also condition  | 
   | 
  Urinemia - see Uremia  | 
   | 
   | 
  Uroarthritis, infectious  099.3 | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
   | 
  Urticarioides acarodermatitis  133.9 | 
  Use of  | 
   | 
  Usher-Senear disease (pemphigus erythematosus)  694.4 | 
   | 
 |  |