Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. May 7, 2012; 18(17): 2009-2017
Published online May 7, 2012. doi: 10.3748/wjg.v18.i17.2009
Table 3 Summary of different philosophies regarding the pathogenesis of hemorrhoids and related surgical approaches
TheoryShort descriptionSurgical approach
Sliding anal cushionsHemorrhoids develop when the supporting tissues of the anal cushions disintegrate or deteriorateHemorrhoidectomy, plication
Rectal redundancyHemorrhoidal prolapse is associated with an internal rectal prolapseStapled hemorrhoidopexy
Vascular abnormalityHyperperfusion of arteriovenous plexus within anal cushion results in the formation of hemorrhoidsDoppler-guided hemorrhoidal artery ligation