Benign Anorectal Pathologies

Updated on November 6, 2024 Anatomy of the Anal Canal Above the dentate lineBelow the dentate lineOriginHindgut (Endoderm)Cloaca (Ectoderm)EpitheliumSimple columnarNon-keratinizing stratified squamousArterial supplySuperior rectal artery br. IMAInferior rectal artery br. of internal pudendalVenous drainageInternal hemorrhoidal plexus → portal systemExternal hemorrhoidal plexus → internal iliacLymphatic drainageInternal ilic nodesSuperficil inguinal nodesInnervationInferior mesenteric plexus; Inferior hypogastric plexus; Pelvic...

Hyperexcision Explorer Membership Required

You must be a Hyperexcision Explorer member to access this content.

Join Now

Already a member? Log in here
Share this page
Jeffrey Kalei
Jeffrey Kalei
Articles: 245