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 850.3
Concussion with prolonged loss of consciousness and return to pre-existing conscious level 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 Therefore, this code may be out of date.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 850.3 can be accessed here. - 850.3 is a specific code that can be used to specify a diagnosis
- 850.3 contains 2 index entries
- View the ICD-9-CM Volume 1 850.* hierarchy
850.3 also known as:- Loss of consciousness for more than 24 hours with complete recovery
Index entries containing 850.3:- Concussion (current) 850.9
- with
- loss of consciousness 850.5
- prolonged (more than 24 hours) (with complete recovery) (with return to pre-existing conscious level)
 850.3- without return to pre-existing conscious level 850.4
- brain or cerebral (without skull fracture) 850.9
- with
- loss of consciousness 850.5
- prolonged (more than 24 hours) (with complete recovery) (with return to pre-existing conscious level) 850.3
- without return to pre-existing conscious level 850.4
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