Missed period
Positive pregnancy test
One-sided lower abdominal or pelvic pain
Vaginal spotting or bleeding
Shoulder pain
Dizziness or fainting
Pain that gets worse over time
Pain during bowel movements or urination
Weakness or lightheadedness
Severe pain with heavy bleeding
Signs of shock, such as pale skin, rapid heartbeat, or collapse
Risk factors such as prior ectopic pregnancy, tubal surgery, pelvic infection, infertility treatment, or IUD pregnancy
Urgent medical evaluation is needed if symptoms are present