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2007 ICD-9-CM Volume 1 Diagnosis Codes Home > Injury And Poisoning 800-999 > Intracranial Injury, Excluding Those With Skull Fracture 850-854 > Concussion 850.* >

2007 ICD-9-CM Diagnosis 850.0

Concussion with no loss of consciousness

 On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date.

The 2009 version of ICD-9-CM 850.0 can be accessed here.

  • 850.0 is a specific code that can be used to specify a diagnosis
  • 850.0 contains 4 index entries
  • View the ICD-9-CM Volume 1 850.* hierarchy

850.0 also known as:

  • Concussion with mental confusion or disorientation, without loss of consciousness

Index entries containing 850.0:

Concussion (current) 850.9
  • with
    • mental confusion or disorientation (without loss of consciousness) 850.0
      • with loss of consciousness - see Concussion, with, loss of consciousness
  • without loss of consciousness 850.0
  • brain or cerebral (without skull fracture) 850.9
    • with
      • mental confusion or disorientation (without loss of consciousness) 850.0
        • with loss of consciousness - see Concussion, brain, with, loss of consciousness
    • without loss of consciousness 850.0