ICD-10-CM > G00-G99 > G89-G99 > G97 > G97.8 G97.8 Other intraoperative and postprocedural complications and disorders of nervous system Non-Billable/Non-Specific Use Additional code to further specify disorder Codes G97.81Other intraoperative complications of nervous systemG97.82Other postprocedural complications and disorders of nervous systemG97.83Intracranial hypotension following lumbar cerebrospinal fluid shuntingG97.84Intracranial hypotension following other procedure