宫颈内口松弛的病因有哪些呢?What is the etiology of cervical inner mouth flabby?
Professor Chenfenglin pointed out that the causes of cervical cavity relaxation can be divided into two categories: congenital and acquired.
Congenital intracervix relaxation is caused by a woman's uterine hypoplasia due to a drug or other cause taken by the mother during pregnancy; Acquired cervical cavity relaxation is due to injury, excessive number of curettage or frequent perineum examination.
In addition, cervical shortness may also be one of the causes of cervical oral relaxation. It has been reported that when ultrasound examination of the cervix is shorter, the chance of miscarriage or premature birth in pregnancy is greatly increased. But it is possible to survive the pregnancy and successfully produce children. Moreover, the length of the cervix is affected by many factors, such as the ratio of muscles to fibers of the cervix. The extension of the cervix to the abdominal cavity during pregnancy may also cause the cervix to shorten as the uterus increases. Will not lead to the occurrence of miscarriage must also be comprehensive evaluation, four D color hyperdynamic view is an ideal choice.