A51.42 Secondary syphilitic female pelvic disease

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

MS-DRG index

Defines the logic of DRG(s) 867-869 in MDC 18.

Approximate ICD-9-CM (GEMs)

• 091.89 Other forms of secondary syphilis (approximate)

Code annotations containing back-references to A51.42

Back-references to A51

• Type 2 Excludes: N34 Urethritis and urethral syndrome ("urethritis in diseases with a predominantly sexual mode of transmission (A50-A64)")

Diagnosis Index entries for A51.42

• Disease, diseased › female pelvic inflammatory › syphilitic (secondary)
• Disease, diseased › pelvis, pelvic › inflammatory (female) › syphilitic (secondary)

Nearby codes

• A51.31 Condyloma latum
• A51.32 Syphilitic alopecia
• A51.39 Other secondary syphilis of skin
• A51.4 Other secondary syphilis
• A51.41 Secondary syphilitic meningitis
• A51.42 Secondary syphilitic female pelvic disease (this code)
• A51.43 Secondary syphilitic oculopathy
• A51.44 Secondary syphilitic nephritis
• A51.45 Secondary syphilitic hepatitis
• A51.46 Secondary syphilitic osteopathy
• A51.49 Other secondary syphilitic conditions