S21.3 - Open wound of front wall of thorax with penetration into thoracic cavity
S21.32 - Laceration with foreign body of front wall of thorax with penetration into thoracic cavity
S21.321 - Laceration with foreign body of right front wall of thorax with penetration into thoracic cavity
S21.322 - Laceration with foreign body of left front wall of thorax with penetration into thoracic cavity
S21.329 - Laceration with foreign body of unspecified front wall of thorax with penetration into thoracic cavity