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ICD-10 Guide
ICD-10 CodesA50.57

A50.57

Billable

Syphilitic saddle nose

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 A50.57 is a billable code used to indicate a diagnosis of syphilitic saddle nose.

Key Diagnostic Point:

Syphilitic saddle nose is a deformity of the nose that occurs as a result of tertiary syphilis, a sexually transmitted infection caused by the bacterium Treponema pallidum. This condition is characterized by the collapse of the nasal bridge, leading to a flattened appearance reminiscent of a saddle. The pathophysiology involves the destruction of the nasal cartilage due to the inflammatory response associated with syphilis. Patients may present with other systemic manifestations of syphilis, including skin rashes, mucous membrane lesions, and neurological symptoms. Diagnosis is typically made through serological testing for syphilis, including non-treponemal tests (e.g., RPR, VDRL) and treponemal tests (e.g., FTA-ABS). Treatment involves the administration of penicillin, which is effective in eradicating the infection and preventing further complications. Early detection and treatment are crucial to prevent the progression to tertiary syphilis and associated complications such as saddle nose deformity.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Requires understanding of syphilis stages and associated complications.
  • Differentiation from other nasal deformities.
  • Need for accurate documentation of clinical findings.
  • Potential for co-morbid conditions affecting coding.

Audit Risk Factors

  • Inadequate documentation of the deformity.
  • Failure to link the diagnosis to the appropriate treatment.
  • Misclassification of the stage of syphilis.
  • Lack of follow-up documentation.

Specialty Focus

Medical Specialties

Infectious Disease

Documentation Requirements

Detailed history of syphilis infection, treatment history, and follow-up care.

Common Clinical Scenarios

Patients presenting with late-stage syphilis and associated complications.

Billing Considerations

Ensure comprehensive documentation of all symptoms and treatment responses.

Plastic Surgery

Documentation Requirements

Pre-operative assessments, surgical notes, and post-operative follow-up.

Common Clinical Scenarios

Reconstructive surgery for patients with saddle nose deformity.

Billing Considerations

Document the functional and aesthetic implications of the deformity.

Coding Guidelines

Inclusion Criteria

Use A50.57 When
  • Follow official ICD
  • 10 coding guidelines for syphilis, ensuring accurate documentation of the condition's stage and associated complications
  • Include relevant clinical findings and treatment history

Exclusion Criteria

Do NOT use A50.57 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

30140CPT Code

Repair of nasal deformity

Clinical Scenario

Used in conjunction with A50.57 for surgical correction of saddle nose.

Documentation Requirements

Pre-operative assessment, surgical notes, and post-operative care documentation.

Specialty Considerations

Plastic surgeons should document the functional and aesthetic implications of the surgery.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of conditions like syphilitic saddle nose, improving the accuracy of data collection and reimbursement processes.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of conditions like syphilitic saddle nose, improving the accuracy of data collection and reimbursement processes.

Reimbursement & Billing Impact

reimbursement processes.

Resources

Clinical References

  • •
    CDC Syphilis Fact Sheet

Coding & Billing References

  • •
    CDC Syphilis Fact Sheet

Frequently Asked Questions

What are the common symptoms of syphilitic saddle nose?

Common symptoms include a noticeable flattening of the nasal bridge, potential nasal obstruction, and other systemic symptoms of syphilis such as skin rashes and mucous membrane lesions.