Sinusitis-bronchiectasis-situs inversus (syndrome) (triad)  759.3 | 
  Sipple's syndrome (medullary thyroid carcinoma-pheochromocytoma)  258.02 | 
   | 
   | 
   | 
  SIRS (systemic inflammatory response syndrome)  995.90 | 
   | 
   | 
   | 
  Situation, psychiatric  300.9 | 
  Situational  | 
   | 
  Situs inversus or transversus  759.3 | 
   | 
  Sixth disease  | 
   | 
  Sjögren (-Gougerot) syndrome or disease (keratoconjunctivitis sicca)  710.2 | 
   | 
  Sjögren-Larsson syndrome (ichthyosis congenita)  757.1 | 
  SJS-TEN (Stevens-Johnson syndrome-toxic epidermal necrolysis overlap syndrome)  695.14 | 
  Skeletal - see condition  | 
  Skene's gland - see condition  | 
  Skenitis (see also Urethritis)  597.89 | 
   | 
   | 
  Skevas-Zerfus disease  989.5 | 
  Skin - see also condition  | 
   | 
  SLAP lesion (superior glenoid labrum)  840.7 | 
   | 
   | 
  Sleep  | 
   | 
   | 
   | 
  Sleeplessness (see also Insomnia)  780.52 | 
   | 
  Slipped, slipping  | 
   | 
   | 
  Sloughing (multiple) (skin)  686.9 | 
   | 
  Slow  | 
   | 
  Slowing  | 
   | 
  Sluder's neuralgia or syndrome  337.09 | 
  Slurred, slurring, speech  784.5 | 
  Small, smallness  | 
   | 
  Small-for-dates (see also Light-for-dates)  764.0 | 
   | 
   | 
   | 
  Smith's fracture (separation) (closed)  813.41 | 
   | 
  Smith-Lemli-Opitz syndrome (cerebrohepatorenal syndrome)  759.89 | 
   | 
  Smith-Strang disease (oasthouse urine)  270.2 | 
  Smokers'  | 
   | 
  Smoking complicating pregnancy, childbirth, or the puerperium  649.0 | 
   | 
   | 
  Snapping  | 
   | 
  Sneddon-Wilkinson disease or syndrome (subcorneal pustular dermatosis)  694.1 | 
   | 
   | 
  Sniffing  | 
   | 
   | 
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