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ICD-10 Guide
ICD-10 CodesS31.103

S31.103

Billable

Unspecified open wound of abdominal wall, right lower quadrant without penetration into peritoneal cavity

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

Code Description

ICD-10 S31.103 is a billable code used to indicate a diagnosis of unspecified open wound of abdominal wall, right lower quadrant without penetration into peritoneal cavity.

Key Diagnostic Point:

An unspecified open wound of the abdominal wall in the right lower quadrant indicates a traumatic injury that has resulted in a break in the skin and underlying tissues without breaching the peritoneal cavity. This type of injury may arise from blunt or penetrating trauma, such as falls, motor vehicle accidents, or sharp object injuries. The right lower quadrant of the abdomen houses vital organs, including parts of the intestines, the appendix, and the right ovary in females. Although the wound does not penetrate the peritoneal cavity, it can still lead to significant complications, including infection, hemorrhage, or damage to surrounding structures. Emergency surgical intervention may be required to manage the wound, assess for any associated injuries, and prevent further complications. Proper documentation of the mechanism of injury, the extent of the wound, and any associated injuries is crucial for accurate coding and treatment planning.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variability in documentation of wound type and extent
  • Need for differentiation from other abdominal injuries
  • Potential for associated injuries in the pelvic and lumbar regions
  • Variability in treatment approaches and surgical interventions

Audit Risk Factors

  • Inadequate documentation of the mechanism of injury
  • Failure to specify the extent of the wound
  • Misclassification of the wound type
  • Lack of follow-up documentation on treatment outcomes

Specialty Focus

Medical Specialties

Emergency Medicine

Documentation Requirements

Detailed description of the injury mechanism, assessment of vital signs, and any immediate interventions performed.

Common Clinical Scenarios

Patients presenting with abdominal trauma from accidents, falls, or assaults.

Billing Considerations

Ensure that all associated injuries are documented, as they may affect treatment and coding.

General Surgery

Documentation Requirements

Operative reports detailing the surgical approach, findings, and any repairs performed.

Common Clinical Scenarios

Surgical intervention for open abdominal wounds, including exploration and repair.

Billing Considerations

Document any findings related to adjacent organs to support coding for additional injuries.

Coding Guidelines

Inclusion Criteria

Use S31.103 When
  • Follow the ICD
  • CM coding guidelines for injuries, ensuring that the code accurately reflects the clinical scenario
  • Include any relevant external cause codes to provide context for the injury

Exclusion Criteria

Do NOT use S31.103 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

12001CPT Code

Simple repair of superficial wounds

Clinical Scenario

Used for the repair of the open wound in the right lower quadrant.

Documentation Requirements

Document the size and depth of the wound, as well as the method of repair.

Specialty Considerations

Emergency medicine and surgical specialties should ensure accurate coding based on the complexity of the repair.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of abdominal injuries, improving the accuracy of data collection and reimbursement processes. This code reflects the need for precise documentation to avoid misclassification.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of abdominal injuries, improving the accuracy of data collection and reimbursement processes. This code reflects the need for precise documentation to avoid misclassification.

Reimbursement & Billing Impact

reimbursement processes. This code reflects the need for precise documentation to avoid misclassification.

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 should be documented for an open wound of the abdominal wall?

Documentation should include the mechanism of injury, the size and depth of the wound, any associated injuries, and the treatment provided.