A51.0
Primary genital syphilis
Applicable To
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Syphilitic chancre NOS
Approximate Synonyms
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Primary syphilis
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Syphilis genitalia, primary
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Syphilis, primary
Clinical Information
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The primary sore of syphilis, a painless indurated, eroded papule, occurring at the site of entry of the infection.
Details
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A51.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
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The 2023 edition of ICD-10-CM A51.0 became effective on October 1, 2022.
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This is the American ICD-10-CM version of A51.0 – other international versions of ICD-10 A51.0 may differ.