Lac w fb of r bk wl of thorax w penet thoracic cavity, subs

This code signifies a deep cut on the right side of the back of the chest, where an object has become embedded and has pierced through the chest wall into the thoracic cavity. This injury is being treated in a follow-up visit after the initial encounter.

Use this code for subsequent encounters when a patient presents for ongoing management, wound care, or evaluation of complications related to a penetrating laceration of the right posterior thorax with a foreign body. This includes situations where the foreign body may still be present or has been removed, but the patient is still under active treatment for the injury.

• Ensure documentation specifies "right back wall of thorax" and "penetration into thoracic cavity."
• Verify the encounter type is "subsequent" (D) and not initial (A) or sequela (S).
• Look for details regarding the foreign body, even if not explicitly coded, to support the mechanism of injury.