In women, trichomoniasis causes a heavy, foamy, greenish-yellow vaginal discharge with a foul odour.
Diagnosis is made by microscopic examination or culture of discharge from the vagina or penis.
Trichomoniasis is spread by sexual contact. Incubation period 4-20 days, average 7 days. Men may carry the infection, without symptoms, for years. Infectious period For the duration of the infection, which may last for years. Control of spread No sex until treated.