subject: Ectopic pregnancy is what causes? [print this page] Ectopic pregnancy is what causes? Ectopic pregnancy is what causes?
Tubal pregnancy is a common obstetric and gynecological acute abdomen is one, when the tubalpregnancy, abortion or ruptured acute attack, can cause severe abdominal bleeding, if not timely diagnosis, emergency treatment can be life-threatening.
The incidence of tubal pregnancy most parts of the ampulla, about 55 ~ 60%; followed by the isthmus, accounting for 20 to 25%; again umbrella side, 17%; interstitial pregnancy at least, only 2 to 4%
A ampulla of interstitial B C D umbrella of the Ministry of the isthmus E ovarian F G cervical broad ligament
(A) chronic salpingitis
Chronic salpingitis folds can oviduct adhesion, leading to stenosis, mucosal damage, epithelial cilia loss, adhesions around the fallopian tube, tube distortion, the above affects the normal operation of the fallopian tube Yunluan line and through, is the main cause of tubal pregnancy reasons.
(B) the development or function of abnormal fallopian tube fallopian tube abnormalities such as tubal too long, muscular hypoplasia, absence of mucosal cilia, dual tube, extra umbrella department, etc., can become a cause of tubal pregnancy.
Complex physiological functions of the oviduct, tubal wall peristalsis, ciliary activity and epithelial cells is governed by the secretion of estrogen and progesterone regulation, such as the imbalance between the two hormones will affect the delivery of Yunluan tubal pregnancy occurs.
(C) of the fallopian tube surgery regardless of post-tubal sterilization by ligation , coagulation, or ring sets of law, such as fistula formation or fallopian tube recanalization, have led to the possibility of tubal pregnancy. Recanalization after tubal sterilization or tubal surgery angioplasty, can also be due to scar the stenosis, poor patency and disease.
(D) pelvic endometriosis uterine endometriosis tubal pregnancy caused mainly due to mechanical factors. In addition, the differences in the pelvis, endometrium, on the fecundity may have chemotaxis, promote foreign implantation in the uterine cavity.
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