Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleLateral Internal Sphincterotomy.AuthorsLu, Yang; Lin, AnneAbstractThis JAMA Patient Page explains lateral internal sphincterotomy, a surgical procedure used for treatment of anal fissures unresponsive to supportive or medical therapy.PublicationJAMA: Journal of the American Medical Association, 2021, Vol 325, Issue 7, p702ISSN0098-7484Publication typeArticleDOI10.1001/jama.2020.16708