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
799   Other ill-defined and unknown causes of morbidity and mortality
799.9   Other unknown and unspecified cause
   Undiagnosed disease, not specified as to site or system involved
   Unknown cause of morbidity or mortality
   Injury and Poisoning
   Use E code(s) to identify the cause and intent of the injury or poisoning (E800-E999)
Note:   
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   Where multiple sites of injury are specified in the titles, the word "with" indicates involvement of both sites, and the word "and" indicates involvement of either or both sites. The word "finger" includes thumb.
   Categories for "late effect" of injuries are to be found at 905-909.
   Fractures
Excludes:    malunion (733.81)
   nonunion (733.82)
   pathologic or spontaneous fracture (733.10-733.19)
   stress fracture (733.93-733.95)
   The terms "condyle," "coronoid process," "ramus," and "symphysis" indicate the portion of the bone fractured, not the name of the bone involved.
   The descriptions "closed" and "open" used in the fourth-digit subdivisions include the following terms:
   closed (with or without delayed healing):
   comminuted
   depressed
   elevated
   fissured
   fracture NOS
   greenstick
   impacted
   linear
   simple
   slipped epiphysis
   spiral
   open (with or without delayed healing):
   compound
   infected
   missile
   puncture
   with foreign body
   A fracture not indicated as closed or open should be classified as closed.
   Fracture of Skull
   The following fifth-digit subclassification is for use with the appropriate codes in categories 800, 801, 803, and 804:
   unspecified state of consciousness
   with no loss of consciousness
   with brief [less than one hour] loss of consciousness
   with moderate [1-24 hours] loss of consciousness
   with prolonged [more than 24 hours] loss of consciousness and return to pre-existing conscious level
   with prolonged [more than 24 hours] loss of consciousness, without return to pre-existing conscious level
   Use fifth-digit 5 to designate when a patient is unconscious and dies before regaining consciousness, regardless of the duration of the loss of consciousness
   with loss of consciousness of unspecified duration
   with concussion, unspecified