A50.44 Late congenital syphilitic optic nerve atrophy
Instructional Notes:
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A50.44
Description: Late congenital syphilitic optic nerve atrophy
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A50.4
Description: Late congenital neurosyphilis [juvenile neurosyphilis]
Exclude1:
- Hutchinson's triad (A50.53)
Use Additional Code:
- code to identify any associated mental disorder
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A50
Description: Congenital syphilis
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A50-A64
Description: Infections with a predominantly sexual mode of transmission (A50-A64)
Exclude1:
- nonspecific and nongonococcal urethritis (N34.1)
- Reiter's disease (M02.3-)
Exclude2:
- human immunodeficiency virus [HIV] disease (B20)
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A00-B99
Description: Certain infectious and parasitic diseases
Exclude1:
- certain localized infections - see body system-related chapters
Exclude2:
- carrier or suspected carrier of infectious disease (Z22.-)
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
- infectious and parasitic diseases specific to the perinatal period (P35-P39)
- influenza and other acute respiratory infections (J00-J22)
Use Additional Code:
- code to identify resistance to antimicrobial drugs (Z16.-)
Include:
- diseases generally recognized as communicable or transmissible