ICD-10-CM > S00-T88 > S00-S09 > S06 > S06.6 > S06.6X > S06.6X1 S06.6X1 Traumatic subarachnoid hemorrhage with loss of consciousness of 30 minutes or less Non-Billable/Non-Specific Applicable To Traumatic subarachnoid hemorrhage with brief loss of consciousness Codes S06.6X1A..., initial encounterS06.6X1D..., subsequent encounterS06.6X1S..., sequela