Fig. 4
a Dilated fallopian tubes revealed marked mucosal hyperplasia under low power magnification (H&E, ×10). b Magnification of boxed area showing proliferating mucosa with nuclear crowding and epithelial stratification in a marked inflammatory background (H&E, ×200). c-d Magnification of the circular area showing foci of endometriosis on the outer fallopian tube wall (H&E, ×200 and CD10, ×200)