AutoICD API

1A61.Z

Early syphilis, unspecified

Early syphilis, unspecified

Classification

ICD-11

Parent Code

1A61

ICD-10 Mapping

2 equivalents
ICD-10 Equivalents(2)

ICD-10 Equivalents

View full mapping

Corresponding ICD-10-CM codes from the WHO crosswalk mapping

Also Known As / Clinical Terms(2)
Frequently Asked Questions
What is the ICD-11 code for early syphilis, unspecified?

The ICD-11 code for early syphilis, unspecified is 1A61.Z. The full clinical description is "Early syphilis, unspecified".

What does ICD-11 code 1A61.Z mean?

ICD-11 code 1A61.Z represents “Early syphilis, unspecified”. It is classified under Chapter 1: Certain Infectious or Parasitic Diseases.

What chapter is 1A61.Z in?

1A61.Z is in Chapter 1: Certain Infectious or Parasitic Diseases (codes 1A00-1H0Z).

What is the ICD-10 equivalent of ICD-11 code 1A61.Z?

1A61.Z maps to 2 ICD-10 codes: A51 (Early syphilis), A51.9 (Early syphilis, unspecified). ICD-10 and ICD-11 do not always have one-to-one mappings — check the mapping type (equivalent, approximate, narrower, or broader) for each result.

What is the difference between ICD-10 and ICD-11?

ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.

What SNOMED CT codes does 1A61.Z map to?

1A61.Z maps to 1 SNOMED CT concept: 186846005. SNOMED CT is a clinical terminology used in electronic health records.

What UMLS concepts map to ICD-11 code 1A61.Z?

1A61.Z is linked to 1 UMLS Concept Unique Identifier: C0348148. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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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.