U.S. ICD-10-CM · FY 2027

A51.42 ICD-10-CM Code: Secondary syphilitic female pelvic disease

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

A51.42

Secondary syphilitic female pelvic disease

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where A51.42 sits

  1. 1

    Chapter 1

    Certain infectious and parasitic diseases (A00-B99)

  2. 2

    Section

    Infections with a predominantly sexual mode of transmission (A50-A64)

  3. 3

    Category A51

    Early syphilis

  4. 4

    Subcategory A51.4

    Other secondary syphilis

  5. 5

    Code A51.42

    Secondary syphilitic female pelvic disease

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for A51.42.

Code first

No “code first” instruction is listed for A51.42.

Use additional code

No “use additional code” instruction is listed for A51.42.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for A51.42.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for A51.42.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code A51.42 mean?

A51.42 is the FY 2027 U.S. ICD-10-CM code for “Secondary syphilitic female pelvic disease.”

Is A51.42 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, A51.42 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is A51.42 located in ICD-10-CM?

A51.42 is listed in Chapter 1, Certain infectious and parasitic diseases (A00-B99), within Infections with a predominantly sexual mode of transmission (A50-A64) (A50–A64), under category A51, Early syphilis and subcategory A51.4, Other secondary syphilis.

What coding notes are listed for A51.42?

No inclusion terms are listed for A51.42 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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