Coleman MD, in Radiology Secrets Plus (Third Edition), 2011 5 If the placenta appears to be covering the internal os, what entity may be present? This is called placenta previa, which occurs in 1 in 200 to 400 deliveries, more commonly after a previous cesarean section. If the placenta ...
Interventional radiology in women with pernicious placenta previa.pernicious placenta previaartery embolizationballoon occlusiondoi:10.7504/fk2014110106HE Xiao-juLIU Huai.Chinese Journal of Practical Gynecology and Obstetrics
Placenta previa and previous cesarean section are the two most important known risk factors for PA. Accurate prenatal identification of affected pregnancies allows optimal obstetric management. Ultrasonography (US) remains the diagnostic standard, and routine US examination at 18-20 weeks gestation affords...
The mid-trimester placenta previa: a prospective follow-up One hundred and fifty-six mid-trimester sonograms were performed at our prenatal diagnostic unit. Twenty women were found to have a low-lying placenta or p... S Ancona,M Chatterjee,I Rhee,... - 《European Journal of Radiology》 被...