A50.02 Early congenital syphilitic osteochondropathy

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

Applies from A50.0 Early congenital syphilis, symptomatic

Applicable to

• Any congenital syphilitic condition specified as early or manifest less than two years after birth.

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 090.0 Early congenital syphilis, symptomatic (approximate)

Code annotations containing back-references to A50.02

Back-references to A50.0

• Code First: D77 Other disorders of blood and blood-forming organs in diseases classified elsewhere ("congenital early syphilis (A50.0-)")
• Code First: H94.8 Other specified disorders of ear in diseases classified elsewhere ("congenital syphilis (A50.0)")
• Code First: J99 Respiratory disorders in diseases classified elsewhere ("early congenital syphilis (A50.0-)")
• Code First: K67 Disorders of peritoneum in infectious diseases classified elsewhere ("congenital syphilis (A50.0)")
• Code First: K77 Liver disorders in diseases classified elsewhere ("congenital syphilis (A50.0, A50.5)")

Back-references to A50

• Code First: J99 Respiratory disorders in diseases classified elsewhere ("congenital syphilis (A50.-)")
• Type 2 Excludes: N34 Urethritis and urethral syndrome ("urethritis in diseases with a predominantly sexual mode of transmission (A50-A64)")
• Type 2 Excludes: P37 Other congenital infectious and parasitic diseases ("congenital syphilis (A50.-)")

Diagnosis Index entries for A50.02

• Caries › syphilitic › congenital (early)
• Disease, diseased › Parrot's (syphilitic osteochondritis)
• Disease, diseased › Wegner's (syphilitic osteochondritis)
• Epiphysitis › syphilitic (congenital)
• Osteochondritis › syphilitic (congenital) (early)
• Osteochondritis › syphilitic (congenital) (early) › ankle
• Osteochondritis › syphilitic (congenital) (early) › elbow
• Osteochondritis › syphilitic (congenital) (early) › foot
• Osteochondritis › syphilitic (congenital) (early) › forearm
• Osteochondritis › syphilitic (congenital) (early) › hand
• Osteochondritis › syphilitic (congenital) (early) › hip
• Osteochondritis › syphilitic (congenital) (early) › knee
• Osteochondritis › syphilitic (congenital) (early) › multiple sites
• Osteochondritis › syphilitic (congenital) (early) › shoulder joint
• Osteochondritis › syphilitic (congenital) (early) › specified site NEC
• Osteochondropathy › syphilitic, congenital › early
• Osteochondrosis › syphilitic (congenital)
• Osteomyelitis (general) (infective) (localized) (neonatal) (purulent) (septic) (staphylococcal) (streptococcal) (suppurative) (with periostitis) › syphilitic › congenital (early)
• Oxycephaly, oxycephalic › syphilitic, congenital
• Parrot's disease (early congenital syphilitic pseudoparalysis)
• Periostitis (albuminosa) (circumscribed) (diffuse) (infective) (monomelic) › syphilitic › congenital (early)
• Synovitis › syphilitic › congenital (early)
• Syphilis, syphilitic (acquired) › congenital › early, or less than 2 years after birth NEC › symptomatic › osteochondropathy
• Syphilis, syphilitic (acquired) › epiphysitis (congenital) (early)
• Syphilis, syphilitic (acquired) › osteochondritis (congenital) (early)
• Syphilis, syphilitic (acquired) › periosteum (late) › congenital (early)
• Wegner's disease

Nearby codes

• A50 Congenital syphilis
• A50.0 Early congenital syphilis, symptomatic
• A50.01 Early congenital syphilitic oculopathy
• A50.02 Early congenital syphilitic osteochondropathy (this code)
• A50.03 Early congenital syphilitic pharyngitis
• A50.04 Early congenital syphilitic pneumonia
• A50.05 Early congenital syphilitic rhinitis
• A50.06 Early cutaneous congenital syphilis
• A50.07 Early mucocutaneous congenital syphilis