What is the risk of ectopic pregnancy?

Tubal pregnancy after tubal wall as thin wall of the mucosa and submucosa organizations are very weak or incomplete, Yunkun developed to a certain stage will cause abortion or tubal pregnancy ruptured tubal pregnancy caused internal bleeding. Tubal weak muscles, not the same as uterine contraction oppression sinusoids and effective hemostasis, such as bleeding, can cause shock. About 1 / 3 of the ectopic pregnancy patients in shock at the time of admission or before the shock, shock depends on the severity of the hemorrhage of the number and rate of loss of blood, vaginal bleeding of the same are not in proportion. Such as to the quality of the fallopian tube (in the uterine wall, a section of tubal) pregnancy, because the muscles of the uterus cavity around the enveloping, fetal development to 3 to 4 months before rupture. It was ovarian and uterine vascular vascular pooling parts, vascular rich, once broken, in a very short time in large abdominal bleeding, there will be life-threatening rapid rescue.