It feels like my pelvis will explode from pain and pressure. should i see a doctor?

Pelvic pain: Yes! you can have a multitude of problems, which need to be evaluated by a physician. If pain is significant enough and associated with bleeding, fever, nausea, vomiting, black stools, etc. You should head to your nearest emergency room and not wait to get an appointment with your doctor. In addition if you feel you can't wait for any reason don't feel bad about going to the er for an evaluation.