How does abdominal dysmenorrhoea of third trimester do the same ache

Pregnant women in the third trimester similar symptoms of dysmenorrhea, should be caused by uterine contractions. uterine contractions in the third trimester is also relatively normal, if you are accompanied by a small amount of vaginal bleeding and fetal head down feeling, indicating that about to give birth, must pack up as soon as possible to go to the hospital for labor.