Strümpell-Westphal pseudosclerosis (hepatolenticular degeneration)  275.1 | 
  Stuart's disease (congenital factor X deficiency) (see also Defect, coagulation)  286.3 | 
  Stuart-Prower factor deficiency (congenital factor X deficiency) (see also Defect, coagulation)  286.3 | 
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  Stump - see also Amputation  | 
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  Sturge (-Weber) (-Dimitri) disease or syndrome (encephalocutaneous angiomatosis)  759.6 | 
  Sturge-Kalischer-Weber syndrome (encephalocutaneous angiomatosis)  759.6 | 
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  Subacidity, gastric  536.8 | 
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  Subacute - see condition  | 
  Subarachnoid - see condition  | 
  Subclavian steal syndrome  435.2 | 
  Subcortical - see condition  | 
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  Subcutaneous, subcuticular - see condition  | 
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  Subdural - see condition  | 
  Subendocardium - see condition  | 
  Subependymoma (M9383/1)  237.5 | 
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  Subglossitis - see Glossitis  | 
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  Subinvolution (uterus)  621.1 | 
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  Sublingual - see condition  | 
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  Subluxation - see also Dislocation, by site  | 
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  Submaxillary - see condition  | 
  Submersion (fatal) (nonfatal)  994.1 | 
  Submissiveness (undue), in child  313.0 | 
  Submucous - see condition  | 
  Subnormal, subnormality  | 
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  Subphrenic - see condition  | 
  Subscapular nerve - see condition  | 
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  Subsiding appendicitis  542 | 
  Substernal thyroid (see also Goiter)  240.9 | 
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  Subtentorial - see condition  | 
  Subtertian  | 
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  Subthyroidism (acquired) (see also Hypothyroidism)  244.9 | 
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  Succenturiata placenta - see Placenta, abnormal  | 
  Succussion sounds, chest  786.7 | 
  Sucking thumb, child  307.9 | 
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  Sudden  | 
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