Browse Disease Index: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
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16  Symptoms, Signs, and Ill-Defined Conditions
797-799   Ill-Defined and Unknown Causes of Morbidity and Mortality
798   Sudden death, cause unknown
798.2   Death occurring in less than 24 hours from onset of symptoms, not otherwise explained
   Death known not to be violent or instantaneous, for which no cause could be discovered
   Died without sign of disease