Fig. 3From: Sagittal septum duplication of bladder and duplication of posterior urethra combined with congenital megacolon: a case report and literature reviewMRI: T1WI, T2WI cross-section and coronal plane: two chambers in the pelvic arranged left and right, the two chambers were separated by a sagittal septum, and septum shape and signal were similar to the bladder wall (A-C). MRU: two bladders were connected to the bilateral posterior urethra respectively (D-E). 3D: two half-bladders and two posterior urethras (F)Back to article page