Pelvic Inflammatory Disease (PID) often manifests with a range of symptoms that can vary in intensity. Common signs include: Pain in the pelvic or lower abdominal area. Pain or discomfort during sexual intercourse. Painful or burning sensation during urination. Unusual or foul-smelling vaginal discharge. Vaginal bleeding between menstrual periods or after sexual intercourse. More severe or painful menstrual periods. Fever and chills, indicating infection. Nausea and vomiting.