310.2 Postconcussion syndrome
Postcontusion syndrome or encephalopathy
Posttraumatic brain syndrome, nonpsychotic
Status postcommotio cerebri
Use additional code to identify associated post-traumatic headache, if applicable (339.20-339.22)
Excludes:
any organic psychotic conditions following head injury (293.0-294.0)
frontal lobe syndrome (310.0)
postencephalitic syndrome (310.8)