A50.9 is the ICD-10 code for Congenital syphilis, unspecified. It is a four-character subcategory of A50 (Congenital syphilis), the most specific level in the WHO edition. It belongs to the block A50–A64 (Infections with a predominantly sexual mode of transmission) in Chapter I, Certain infectious and parasitic diseases.
- Code type
- Subcategory (4 characters)
- Chapter
- I · A00–B99
- Classification
- WHO ICD-10, 2019 version
A50.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
A50.9Uspesifisert medfødt syfilis
DA509Medfødt syfilis UNS
A50.9Määrittämätön synnynnäinen kuppa
A50.9Syphilis connata, nicht näher bezeichnet
A50.9Syphilis congénitale, sans précision
A50.9congenitale syfilis, niet-gespecificeerd
A50.9Congenital syphilis, unspecified
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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