True about solitary rectal ulcer syndrome is all/ except
Increased muscle layer proliferation
Crypt distoion
Lamina propria infiltration with lymphocyte
Subepithelial fibrosis
Classically, it takes the form of an ulcer on the anterior wall of the rectum.ulceration may heal, leaving a polypoid appearance.A variety of explanations as to its cause has been suggested, including persistent trauma by anal digitation. However, recent proctographic studies indicate that it may be due to a combination of internal intussusception or anterior rectal wall prolapse and an increase in intrarectal pressure. This combination of factors is usually caused by chronic straining as a result of constipation Ref: Bailey & Love&;s Sho Practice of Surgery,E25,Page-1227
G.I.T