Trichomoniasis, caused by the protozoan parasite Trichomonas vaginalis is the most common curable sexually transmitted infection (STI) worldwide. In comparison to Chlamydia and other STIs with prevalence rates highest in women ages 15-25 years, T. vaginalis infection appear to peak substantially later in life (between 40-50 years of age).    

Trichomoniasis in pregnancy can lead to premature birth and low birth weight.
Screening for other sexually transmitted diseases in persons with trichomoniasis is advisable wherever resources permit. Trichomoniasis is treated with antibiotics.

Trichomoniasis is asymptomatic in at least 50% of women and 70-80% of men.

Key facts
  • La infección por tricomas en las embarazadas puede causar resultados adversos en el embarazo.
  • Se ha observado que la tricomoniasis aumenta la vulnerabilidad a propagar o contraer otras ITS, incluida la infección por el VIH. 
  • La tricomoniasis se puede tratar con antibióticos. Las personas que han recibido tratamiento para la tricomoniasis pueden contraerla nuevamente. 
PAHO Response