ICD-10-CM > S00-T88 > S30-S39 > S35 > S35.3 > S35.31 S35.31 Injury of portal vein Non-Billable/Non-Specific Codes S35.311Laceration of portal veinS35.311A..., initial encounterS35.311D..., subsequent encounterS35.311S..., sequelaS35.318Other specified injury of portal veinS35.318A..., initial encounterS35.318D..., subsequent encounterS35.318S..., sequelaS35.319Unspecified injury of portal veinS35.319A..., initial encounterS35.319D..., subsequent encounterS35.319S..., sequela