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ICD-10 Guide
ICD-10 CodesS21.241

S21.241

Billable

Puncture wound with foreign body of right back wall of thorax without penetration into thoracic cavity

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/23/2025

Code Description

ICD-10 S21.241 is a billable code used to indicate a diagnosis of puncture wound with foreign body of right back wall of thorax without penetration into thoracic cavity.

Key Diagnostic Point:

S21.241 describes a puncture wound located on the right back wall of the thorax, which is characterized by the presence of a foreign body. This type of injury typically occurs due to trauma from sharp objects, such as knives or metal shards, and can lead to significant complications if not properly managed. The absence of penetration into the thoracic cavity is crucial, as it indicates that vital structures such as the lungs, heart, and major blood vessels remain intact. However, the presence of a foreign body can still pose risks, including infection, localized inflammation, and potential damage to surrounding tissues. Clinicians must assess the wound for signs of pneumothorax or hemothorax, which can occur even with superficial injuries. Proper imaging and evaluation are essential to rule out deeper injuries and to determine the need for surgical intervention. Treatment may involve wound cleaning, foreign body removal, and monitoring for complications, emphasizing the importance of thorough documentation to support the coding process.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Differentiating between superficial and penetrating injuries
  • Identifying the presence and type of foreign body
  • Assessing for associated complications like pneumothorax or hemothorax
  • Documenting the exact location and nature of the wound

Audit Risk Factors

  • Inadequate documentation of the foreign body type
  • Failure to note the absence of thoracic cavity penetration
  • Misclassification of the wound severity
  • Lack of follow-up documentation on complications

Specialty Focus

Medical Specialties

Emergency Medicine

Documentation Requirements

Detailed description of the injury mechanism, foreign body identification, and any immediate interventions performed.

Common Clinical Scenarios

Patients presenting with stab wounds, gunshot wounds, or accidental punctures.

Billing Considerations

Ensure that all imaging results and consultations are documented to support the diagnosis.

Surgery

Documentation Requirements

Operative reports detailing the removal of foreign bodies and any surgical interventions performed.

Common Clinical Scenarios

Patients requiring surgical exploration for foreign body removal or repair of associated injuries.

Billing Considerations

Document the surgical approach and any complications encountered during the procedure.

Coding Guidelines

Inclusion Criteria

Use S21.241 When
  • According to ICD
  • 10 guidelines, S21
  • 241 should be used when a puncture wound with a foreign body is confirmed without thoracic cavity penetration
  • Coders must ensure that documentation supports the diagnosis and that any associated injuries are coded appropriately

Exclusion Criteria

Do NOT use S21.241 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

12001CPT Code

Simple repair of superficial wounds

Clinical Scenario

Used when the puncture wound requires suturing or closure.

Documentation Requirements

Document the size of the wound and the method of closure.

Specialty Considerations

Ensure that the procedure is linked to the correct diagnosis code.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of injuries, including puncture wounds with foreign bodies. This specificity helps in better tracking of injury types and outcomes, leading to improved patient care.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of injuries, including puncture wounds with foreign bodies. This specificity helps in better tracking of injury types and outcomes, leading to improved patient care.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of injuries, including puncture wounds with foreign bodies. This specificity helps in better tracking of injury types and outcomes, leading to improved patient care.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What is the importance of documenting the foreign body?

Documenting the foreign body is crucial as it impacts the treatment plan and potential complications. It also supports the coding process and ensures accurate billing.