A 34 year-old women presents to the clinic with complaints copious foul-smelling vaginal discharge. Patient states that she has regular intercourse without the use of barrier contraception. Physical exam is significant for a friable/bleeding cervical os with associated bleeding and purulent discharge. There is no cervical motion tenderness, uterine tenderness, or adnexal tenderness on clinical exam. The patient does not have any pelvic or abdominal pain. Given these clinical findings, what is the most likely diagnosis?