Laceration of ulnar artery at forearm level, left arm, subs

This code signifies a cut or tear of the ulnar artery located in the left forearm, specifically during a subsequent phase of treatment. This injury can lead to significant bleeding and compromise blood flow to the hand and fingers. The "subsequent encounter" indicates that the patient is receiving follow-up care for this previously diagnosed and treated laceration.

Use this code when documenting ongoing care for a patient who has sustained a laceration to the ulnar artery in their left forearm. This includes scenarios such as wound checks, dressing changes, monitoring for complications like infection or pseudoaneurysm, or follow-up after surgical repair. It is appropriate for any encounter after the initial treatment of the injury.

• Ensure the documentation clearly specifies the left arm and forearm level for the ulnar artery laceration.
• Verify that the encounter is indeed subsequent to the initial treatment of the injury.
• Pair this code with external cause codes (e.g., W25.XXXA for contact with sharp glass) to fully describe the circumstances of the injury, if applicable and known.