Minor laceration of unsp innominate or subclavian vein, subs

This code describes a superficial tear or cut to an unspecified innominate or subclavian vein that occurred in the past and is now being treated or monitored. It indicates a less severe injury to these major upper chest veins, without significant disruption of blood flow, during a follow-up visit.

Use this code for subsequent encounters when a patient is receiving follow-up care for a previously diagnosed minor laceration of an innominate or subclavian vein. This includes visits for wound checks, medication adjustments, or monitoring for healing and complications after the initial treatment.

• Ensure the documentation clearly states "subsequent encounter" for the laceration.
• Confirm the laceration is explicitly described as "minor" or superficial.
• Verify that the specific innominate or subclavian vein is not identified in the documentation.