Basic Study
Copyright ©The Author(s) 2022.
World J Gastroenterol. Apr 21, 2022; 28(15): 1536-1547
Published online Apr 21, 2022. doi: 10.3748/wjg.v28.i15.1536
Figure 4
Figure 4 Visualization of a transsphincteric anal fistula via endoscopic ultrasonography. A: The internal and external openings of the experimental fistula can be directly observed; B: All rabbits with a 21-d insertion time of the surgical thread showed a complete fistula; C: The rabbits with short thread insertion times had different degrees of fistula healing or the disappearance of internal and external fistulas. D0: Day 0; D7: Day 7.