Incidence of Chlamydia trachomatis infection related to selected signs and symptoms of lower genital tract infections in women.

Chlamydia trachomatis infections of the female reproductive tract is associated with a spectrum of clinical syndromes from simple colonization to mucopurulent cervicitis, urethritis, proctitis, and pelvic inflammatory disease. Its natural history and tendency for progression is unclear. It is said these infections are the most common of all sexually transmitted diseases.