Lateral Internal Sphincterotomy
Lateral internal sphincterotomy (LIS) is the name for the surgical operation to make a cut on the sphincter muscle of the anus. LIS is a treatment for anal fissure. More accurately, the main purpose is...
View ArticleWhat is Sphincterotomy?
Sphincterotomy is a surgical procedure to cut or stretch sphincter. Sphincter is the circular muscles around the anus that control bowel movement (BM). Sphincterotomy is a treatment for patients that...
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