KnowraChlamydiaLinked fromLinked fromThe 5 pages that link to Chlamydia, each with the reason it gives.All 5Related 3Compared with 2Pelvic inflammatory diseaseRelated: It is a frequent cause of pelvic inflammatory disease, sometimes without noticeable symptoms.GonorrheaCompared with: Chlamydia often resembles gonorrhea clinically and can occur at the same time, but has a different cause and treatment.Fallopian tubeRelated: Untreated infection can ascend and cause tubal scarring.UrethritisRelated: This bacterium is a frequent cause of infectious urethritis.Trichomonas vaginalisCompared with: It can cause overlapping genital symptoms but is bacterial and requires different treatment.