2021 ICD-10-CM Codes for Early syphilis (A51)

Clinical Terms for Early syphilis (A51)

Syphilis-. A contagious venereal disease caused by the spirochete TREPONEMA PALLIDUM.

Treponema pallidum-. The causative agent of venereal and non-venereal syphilis as well as yaws.

Antitreponemal Agents-. Agents used to treat infections with bacteria of the genus TREPONEMA. This includes SYPHILIS & YAWS.

Syphilis, Cutaneous-. Cutaneous lesions arising from infection with Treponema pallidum. In the primary stage, 18-21 days following infection, one or more chancres appear. If untreated, the subsequent stages of the disease appear as syphilids. These eruptions are superficial, nondestructive, exanthematic, transient, macular roseolas that may later be maculopapular or papular polymorphous or scaly, pustular, pigmented eruptions.