©The Author(s) 2025.
World J Gastroenterol. Sep 7, 2025; 31(33): 109811
Published online Sep 7, 2025. doi: 10.3748/wjg.v31.i33.109811
Published online Sep 7, 2025. doi: 10.3748/wjg.v31.i33.109811
Figure 2 Perineal ultrasound for measuring rectal thickness using various probes.
A: Sagittal view on transperineal ultrasound with linear probe showing the anal canal and rectum; B: Axial image showing hypoechoic internal anal sphincter and hyperechoic external anal sphincter; C: Axial image showing rectal wall thickness; D: Doppler-enhanced axial view showing color flow within perianal structures (Modified Limberg scoring in progress). AC: Anal canal; R: Rectum.
- Citation: Pal P, Mateen MA, Pooja K, Gupta R, Tandan M, Reddy DN. Transperineal ultrasound: Role in inflammatory bowel disease management. World J Gastroenterol 2025; 31(33): 109811
- URL: https://www.wjgnet.com/1007-9327/full/v31/i33/109811.htm
- DOI: https://dx.doi.org/10.3748/wjg.v31.i33.109811