S21.10 Unspecified open wound of front wall of thorax without penetration into thoracic cavity

Non-billable header with 3 child codes.

Applies from S21 Open wound of thorax

Excludes1 (never code together)

• 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 required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Applies from S21.1 Open wound of front wall of thorax without penetration into thoracic cavity

Applicable to

• Open wound of chest without penetration into thoracic cavity

Codes under S21.10

• S21.101 Unspecified open wound of right front wall of thorax without penetration into thoracic cavity
• S21.102 Unspecified open wound of left front wall of thorax without penetration into thoracic cavity
• S21.109 Unspecified open wound of unspecified front wall of thorax without penetration into thoracic cavity

Code annotations containing back-references to S21.10

Back-references to S21

• Code Also: S23.1 Subluxation and dislocation of thoracic vertebra ("open wound of thorax (S21.-)")
• Code Also: S24 Injury of nerves and spinal cord at thorax level ("open wound of thorax (S21.-)")
• Code Also: S25 Injury of blood vessels of thorax ("any associated open wound (S21.-)")
• Code Also: S26 Injury of heart ("open wound of thorax (S21.-)")
• Code Also: S27 Injury of other and unspecified intrathoracic organs ("any associated open wound of thorax (S21.-)")
• Code Also: S29 Other and unspecified injuries of thorax ("any associated open wound (S21.-)")

Diagnosis Index entries for S21.10

• Wound, open › thorax, thoracic (wall) › front

Nearby codes

• S21.059 Open bite of unspecified breast
• S21.059A Open bite of unspecified breast, initial encounter
• S21.059D Open bite of unspecified breast, subsequent encounter
• S21.059S Open bite of unspecified breast, sequela
• S21.1 Open wound of front wall of thorax without penetration into thoracic cavity
• S21.10 Unspecified open wound of front wall of thorax without penetration into thoracic cavity (this code)
• S21.101 Unspecified open wound of right front wall of thorax without penetration into thoracic cavity
• S21.101A Unspecified open wound of right front wall of thorax without penetration into thoracic cavity, initial encounter
• S21.101D Unspecified open wound of right front wall of thorax without penetration into thoracic cavity, subsequent encounter
• S21.101S Unspecified open wound of right front wall of thorax without penetration into thoracic cavity, sequela
• S21.102 Unspecified open wound of left front wall of thorax without penetration into thoracic cavity