Chlamydia

Chlamydia

Cause

Chlamydia infection is caused by the bacterium Chlamydia trachomatis. It is spread during vaginal, anal, or possibly oral sex with an infected partner. A pregnant woman may spread the infection to her newborn during delivery.

You can spread chlamydia even if you do not have symptoms of infection. You can spread the infection until you have been treated.

Author:
Healthwise Staff
Medical Review:
Sarah Marshall, MD - Family Medicine
Jeanne Marrazzo, MD, MPH - Infectious Disease
Last Updated:
August 7, 2012
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