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RECTOSIGMOID ENDOMETRIOSIS: depth of infiltration
On ultrasound
‐ the serosa is hyperechoic
‐ the two layers of the muscularis propria appear as hypoechoic strips separated by a fine hyperechoic line
‐ the submucosa is hyperechoic
‐ the muscularis mucosa is hypoechoic
‐ the interface between the lumen and the mucosal layer is hyperechoic
RECTOSIGMOID ENDOMETRIOSIS: depth of infiltration
TVS without BP showing a hypoechoic nodule infiltrating the muscularis propria layer of the rectum. The mucosa is not infiltrated (white arrowheads).
TVS without BP showing a hypoechoic nodule infiltrating both the muscularis propria and the mucosa of the rectum (black arrowheads).
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PRECONGRESS COURSE 03 I VIENNA, AUSTRIA – 23 JUNE 2019 27