ICD-10-CM > S00-T88 > S20-S29 > S24 > S24.1 > S24.14 > S24.143 S24.143 Brown-Séquard syndrome at T7-T10 level of thoracic spinal cord Non-Billable/Non-Specific Codes S24.143A..., initial encounterS24.143D..., subsequent encounterS24.143S..., sequela