Syphilis is an infection caused by bacteria. Most often, it spreads through sexual contact. The disease starts as a sore that's often painless and typically appears on the genitals, rectum or mouth. Syphilis …

Jan 30, 2025 · This page answers basic questions about syphilis, including how to prevent and treat it.

Syphilis is a sexually transmitted infection (STI) that’s treatable with medication. Without treatment, syphilis causes serious health problems. It can permanently damage your heart, brain, muscles, …

May 29, 2025 · WHO fact sheet on syphilis, including overview, symptoms, treatment, prevention and WHO response.

It may also be transmitted from mother to baby during pregnancy or at birth, resulting in congenital syphilis. [2][7] Other diseases caused by Treponema bacteria include yaws (T. pallidum subspecies …

Mar 6, 2026 · Syphilis is a systemic disease caused by T. pallidum. The disease has been divided into stages on the basis of clinical findings, which guide treatment and follow-up. Persons who have …

Feb 26, 2026 · Syphilis is a highly contagious disease usually spread by sexual activity. Learn more about syphilis causes, symptoms, diagnosis, treatment, and prevention.

May 6, 2022 · Syphilis is caused by the bacteria Treponema pallidum and is transmitted through sexual contact. It can be hard to diagnose, but without treatment, it can cause serious damage to multiple …

Aug 4, 2025 · Syphilis is caused by the spirochete Treponema pallidum and is characterized by 3 sequential symptomatic stages separated by periods of asymptomatic latent infection. Common …

Syphilis is a bacterial infection primarily transmitted through sexual contact. The infection is characterized by several stages, each with its own set of symptoms. In its first stages, known as …