When you have pelvic pain but not ongoing just on and off should this 15 year old girl to the emergency room and it is sharp pain?

See physician: Teen age girls can have several causes of pelvic pain; such as ovarian cysts, rupture of ovarian, cyst, torsion of ovary, and if sexually active sometimes pelvic inflammatory disease. Pain is usually severe with twisted ovary complex. Obviously bowel and bladder problems can also cause pain. Should see physician and if pain is occurring frequently usually ultrasound of pelvis helps with answer.