A51.4 is the ICD-10 code for Other secondary syphilis. It is a four-character subcategory of A51 (Early 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
What A51.4 includes
Conditions and terms that are coded here.
A51.4 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
A51.4Annen sekundær syfilis
DA514Anden sekundær syfilis
- DA514ASyfilitisk lymfeknudesvulst
A51.4Muu sekundaarinen kuppa
A51.4Sonstige sekundäre Syphilis
A51.4Autres formes de syphilis secondaire
A51.4overige secundairesyfilis
Listed through more specific codes:
- A51.41Secondary syphilitic meningitis
- A51.42Secondary syphilitic female pelvic disease
- A51.43Secondary syphilitic oculopathy
- A51.44Secondary syphilitic nephritis
- A51.45Secondary syphilitic hepatitis
- A51.46Secondary syphilitic osteopathy
- A51.49Other secondary syphilitic conditions
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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