Fig. 15From: Magnetic resonance imaging for deep infiltrating endometriosis: current concepts, imaging technique and key findingsNeural endometriosis. TSE T2w axial image (a), THRIVE axial image (b) and TSE T2w coronal images (c, d). A DIE nodule of the ischiatic foramen (arrowhead) surrounds the ischiatic nerve (arrows). Note the atrophy of the right piriformis muscle (black star) and normal left piriformis muscle (white star)Back to article page