A50.4
Non-billableLate congenital neurosyphilis [juvenile neurosyphilis]
Late congenital neurosyphilis [juvenile neurosyphilis]
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- diseases generally recognized as communicable or transmissible
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- certain localized infections - see body system-related chapters
- •nonspecific and nongonococcal urethritisN34.1
- •Reiter's diseaseM02.3
- •Hutchinson's triadA50.53
Excludes 2
Conditions not included here, but the patient may have both
- •carrier or suspected carrier of infectious diseaseZ22
- •infectious and parasitic diseases complicating pregnancy, childbirth and the puerperiumO98
- •infectious and parasitic diseases specific to the perinatal periodP35-P39
- •influenza and other acute respiratory infectionsJ00-J22
- •human immunodeficiency virus [HIV] diseaseB20
Use Additional Code
Additional codes that should follow this code
- •code to identify resistance to antimicrobial drugsZ16
- code to identify any associated mental disorder
Child Codes (7)
A50.40Late congenital neurosyphilis, unspecified
A50.41Late congenital syphilitic meningitis
A50.42Late congenital syphilitic encephalitis
A50.43Late congenital syphilitic polyneuropathy
A50.44Late congenital syphilitic optic nerve atrophy
A50.45Juvenile general paresis
A50.49Other late congenital neurosyphilis
Related Codes(8)
A50.0Early congenital syphilis, symptomatic
A50.1Early congenital syphilis, latent
A50.2Early congenital syphilis, unspecified
A50.3Late congenital syphilitic oculopathy
A50.5Other late congenital syphilis, symptomatic
A50.6Late congenital syphilis, latent
A50.7Late congenital syphilis, unspecified
A50.9Congenital syphilis, unspecified
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(3)
Frequently Asked Questions
What is the ICD-10 code for late congenital neurosyphilis [juvenile neurosyphilis]?
The ICD-10-CM code for late congenital neurosyphilis [juvenile neurosyphilis] is A50.4. The full clinical description is "Late congenital neurosyphilis [juvenile neurosyphilis]". A50.4 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code A50.4 mean?
ICD-10-CM code A50.4 represents “Late congenital neurosyphilis [juvenile neurosyphilis]”. It is classified under Chapter 1: Certain Infectious and Parasitic Diseases and is a non-billable header code. Use a more specific child code for billing purposes.
Is A50.4 a billable code?
No, A50.4 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 7 child codes under A50.4.
What chapter is A50.4 in?
A50.4 is in Chapter 1: Certain Infectious and Parasitic Diseases (codes A00-B99).
What codes cannot be used with A50.4?
A50.4 has Excludes1 notes indicating codes that cannot be used together with it, including: certain localized infections - see body system-related chapters; nonspecific and nongonococcal urethritis (N34.1); Reiter's disease (M02.3-); and 1 more.
What are the subcategories under A50.4?
A50.4 has 7 child codes, including: A50.40 (Late congenital neurosyphilis, unspecified), A50.41 (Late congenital syphilitic meningitis), A50.42 (Late congenital syphilitic encephalitis), A50.43 (Late congenital syphilitic polyneuropathy), and 3 more.
Are additional codes required with A50.4?
Yes, when using A50.4, also report: resistance to antimicrobial drugs (Z16.-); any associated mental disorder.
What are the UMLS CUIs for A50.4?
A50.4 is linked to 1 UMLS Concept Unique Identifier: C0554634. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does A50.4 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like late congenital neurosyphilis [juvenile neurosyphilis] affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of A50.4?
A50.4 maps to the ICD-11 code: 1A60.3 (Late congenital neurosyphilis).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.