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ICD-10-CM
19. Injury, poisoning and certain other consequences of external causes (S00-T88)
S20-S29 Injuries to the thorax (S20-S29)
S21 Open wound of thorax
S21.4 Open wound of back wall of thorax with penetration into thoracic cavity
S21.43 Puncture wound without foreign bo...
S21.43 Puncture wound without foreign body of back wall of thorax with penetration into thoracic cavity
S21.431 Puncture wound without foreign body of right back wall of thorax with penetration into thoracic cavity
S21.431A-S21.431S
S21.432 Puncture wound without foreign body of left back wall of thorax with penetration into thoracic cavity
S21.432A-S21.432S
S21.439 Puncture wound without foreign body of unspecified back wall of thorax with penetration into thoracic cavity
S21.439A-S21.439S
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