Online 2016 ICD-10-CM ·
Tabular List
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Alpha Index
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ICD-9/ICD-10 conversion
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ICD-10-PCS
A51
- Early syphilis
A51.5 - Early syphilis, latent
InclusionTerm:
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Syphilis (acquired) without clinical manifestations, with positive serological reaction and negative spinal fluid test, less than two years after infection.