A51.43 Secondary syphilitic oculopathy

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

Applicable to

• Secondary syphilitic chorioretinitis
• Secondary syphilitic iridocyclitis, iritis
• Secondary syphilitic uveitis

MS-DRG index

Defines the logic of DRG(s) 124-125 in MDC 02.

Approximate ICD-9-CM (GEMs)

• 091.50 Syphilitic uveitis, unspecified (approximate)
• 091.51 Syphilitic chorioretinitis (secondary) (approximate)
• 091.52 Syphilitic iridocyclitis (secondary) (approximate)

Code annotations containing back-references to A51.43

Back-references to A51.43

• Type 1 Excludes: H20.0 Acute and subacute iridocyclitis ("iridocyclitis, iritis, uveitis (due to) (in) syphilis (A51.43)")

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 A51.43

• Chorioretinitis › in (due to) › syphilis (secondary)
• Chorioretinitis › syphilitic (secondary)
• Iridocyclitis › in (due to) › syphilis
• Iridocyclitis › syphilitic (secondary)
• Iritis › syphilitic (secondary)
• Oculopathy › syphilitic NEC › early (secondary)
• Retinitis › syphilitic (early) (secondary)
• Syphilis, syphilitic (acquired) › chorioretinitis
• Syphilis, syphilitic (acquired) › ciliary body (secondary)
• Syphilis, syphilitic (acquired) › iris, iritis (secondary)
• Syphilis, syphilitic (acquired) › secondary (and primary) › chorioretinitis, choroiditis
• Syphilis, syphilitic (acquired) › uveal tract (secondary)
• Syphilis, syphilitic (acquired) › uveitis (secondary)
• Uveitis (anterior) › syphilitic (secondary)

Nearby codes

• 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
• A51.43 Secondary syphilitic oculopathy (this code)
• A51.44 Secondary syphilitic nephritis
• A51.45 Secondary syphilitic hepatitis
• A51.46 Secondary syphilitic osteopathy
• A51.49 Other secondary syphilitic conditions
• A51.5 Early syphilis, latent