<unk>  is caused by infectious  and non-infectious causes.  The infectious causes are most commonly caused by chlamydia and gonorrhea, with chlamydia accounting for the majority of cases.  Trichomonas vaginalis and herpes simplex (especially primary HSV-2 infection), or M. genitalium are less common causes of<unk> .  Non-infectious causes of<unk>  include: intrauterine devices, contraceptive diaphragms, and allergic reactions to spermicides or latex condoms.
Cervicitis causes
Urethritis causes
Amenorrhea causes
Appendicitis causes
Volvulus causes
Bacterial vaginosis causes
Appendicitis risk factors
Urethritis risk factors