Pressure is being applied to the uterus by the ultrasound operator’s non-scanning hand, eliciting smooth sliding of the posterior uterine serosa over the bowel. Some fluid is noted within the rectouterine pouch, which often suggests a non-obliterated pouch.

Noninvasive ultrasound diagnosis of endometriosis

Pressure is being applied to the uterus by the ultrasound operator’s non-scanning hand, eliciting smooth sliding of the posterior uterine serosa over the bowel. Some fluid is noted within the rectouterine pouch, which often suggests a non-obliterated pouch