A third gravida is admitted with complaint of sudden onset right sided lower abdominal pain after a period of 5-week amenorrhea. Her PR is 130 and BP is 80/50 mmHg. TVS reveals large amount of free fluid in the pelvis and empty uterine cavity. What is the next step?
Perform laparoscopy Treat with IM methotrexate Perform urgent laparotomy Do serum Beta HCG to confirm diagnosis