ICD-10-CM > S00-T88 > S20-S29 > S25 > S25.9 > S25.90 S25.90 Unspecified injury of unspecified blood vessel of thorax Non-Billable/Non-Specific Codes S25.90XA..., initial encounterS25.90XD..., subsequent encounterS25.90XS..., sequela