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ICD-10 Guide
ICD-10 CodesC57.8

C57.8

Billable

Malignant neoplasm of overlapping sites of female genital organs

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

Code Description

ICD-10 C57.8 is a billable code used to indicate a diagnosis of malignant neoplasm of overlapping sites of female genital organs.

Key Diagnostic Point:

C57.8 refers to malignant neoplasms that arise from overlapping sites of the female genital organs, which may include the uterus, cervix, ovaries, and vagina. These tumors can present significant challenges in diagnosis and treatment due to their complex nature and the potential for involvement of multiple anatomical sites. The clinical presentation may vary widely, with symptoms such as abnormal vaginal bleeding, pelvic pain, and changes in urinary or bowel habits. Staging of these malignancies is crucial for determining the appropriate treatment approach and involves the use of imaging studies and surgical evaluation. Tumor markers, such as CA-125, are often utilized to assess the presence and progression of ovarian cancer, although they may not be specific to overlapping sites. Surgical approaches can include total abdominal hysterectomy, bilateral salpingo-oophorectomy, and debulking procedures, depending on the extent of disease. Multidisciplinary management is often required, involving gynecologic oncologists, medical oncologists, and radiation oncologists to optimize patient outcomes.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Multiple anatomical sites involved complicating coding.
  • Variability in staging and treatment approaches.
  • Need for precise documentation of tumor location and extent.
  • Potential for overlapping diagnoses requiring careful differentiation.

Audit Risk Factors

  • Inadequate documentation of tumor site and staging.
  • Failure to include relevant imaging or pathology reports.
  • Misclassification of overlapping sites.
  • Inconsistent use of tumor markers in documentation.

Specialty Focus

Medical Specialties

Gynecologic Oncology

Documentation Requirements

Detailed pathology reports, imaging studies, and surgical notes are essential for accurate coding.

Common Clinical Scenarios

Diagnosis and treatment of complex gynecologic malignancies, staging evaluations, and surgical interventions.

Billing Considerations

Ensure comprehensive documentation of all sites involved and treatment modalities used.

Radiology

Documentation Requirements

Clear imaging reports that specify the extent of disease and involvement of multiple sites.

Common Clinical Scenarios

Imaging studies for staging and monitoring response to treatment.

Billing Considerations

Accurate descriptions of findings related to overlapping sites are critical for coding.

Coding Guidelines

Inclusion Criteria

Use C57.8 When
  • Follow official ICD
  • CM guidelines for coding neoplasms, ensuring accurate documentation of the site, laterality, and staging
  • Include any relevant tumor markers and imaging studies in the documentation

Exclusion Criteria

Do NOT use C57.8 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

58150CPT Code

Total abdominal hysterectomy

Clinical Scenario

Used in cases of malignant neoplasms involving overlapping sites.

Documentation Requirements

Operative reports detailing the extent of disease and surgical findings.

Specialty Considerations

Gynecologic oncologists must ensure accurate coding of the surgical procedure.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of overlapping sites, improving the accuracy of data collection and reimbursement processes for gynecologic malignancies.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of overlapping sites, improving the accuracy of data collection and reimbursement processes for gynecologic malignancies.

Reimbursement & Billing Impact

reimbursement processes for gynecologic malignancies.

Resources

Clinical References

  • •
    American College of Obstetricians and Gynecologists (ACOG)

Coding & Billing References

  • •
    American College of Obstetricians and Gynecologists (ACOG)

Frequently Asked Questions

What is the significance of CA-125 in relation to C57.8?

CA-125 is a tumor marker often elevated in ovarian cancer and may be used to monitor treatment response or disease progression in patients with overlapping malignancies involving the female genital organs.