Open wound of thorax

**Excludes1:** - traumatic amputation (partial) of thorax (S28.1)

**Code also:** - any associated injury, such as: - injury of heart (S26.-) - injury of intrathoracic organs (S27.-) - rib fracture (S22.3-, S22.4-) - spinal cord injury (S24.0-, S24.1-) - traumatic hemopneumothorax (S27.3) - traumatic hemothorax (S27.1) - traumatic pneumothorax (S27.0) - wound infection

**7th character note:** - The appropriate 7th character is to be added to each code from category S21

**7th character:** - A: initial encounter - D: subsequent encounter - S: sequela