Is the waist pain in the third trimester of pregnancy coming soon?

Late pregnancy waist pain, not necessarily to give birth, there may be fetal into the basin, caused by the pain, or the cause of the waist cold, but if pregnant women in the waist pain at the same time, also accompanied by uterine contractions, private parts see red, amniotic fluid rupture, belly tight, is to give birth to symptoms, need to go to the hospital obstetrics.