Sexual Conditions Health Center
Trichomoniasis - Cause
Trichomoniasis (trich) is caused by a tiny parasite (a one-celled protozoan) that most commonly is sexually transmitted from an infected person.
In
women , trich organisms usually infect the
vagina,
urethra,
cervix,
bladder, and glands in the genital area, such as
Bartholin's and Skene's glands. See a picture of the
female reproductive system
.
In men ,
infections develop in the urethra or under the foreskin of an uncircumcised
penis. See a picture of the
male reproductive system
.
WebMD Medical Reference from Healthwise
Last Updated:
July 22, 2008
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