i had a violent migraine last night that caused severe nausea forcing me to throw up many x s and was very bloody. today i was doing basic chores and keeled down onto floor with the most sharp severe pain on my lower right side. was in hospital last week with back pain and received antibiotics (finished dose they prescribed this morning.) they told me it was a U.T.I. still have bad headache behind right eye but stomach pain came from nowhere causing me to keel over after most severe lower right side of stomach pain. had hysterectomy long time ago so there is no ovary on that side. pain in stomach eased a bit and was able to stand. headache still severe. was that pain a burst in appendix? what should i do? please respond quickly, pretty frightened. have had children and kidney stones that didn t show up in catscan last week. this pain was way worse.