Anal Fissures - What Are the Basics?

The anal canal begins at the pubo rectalis sling and it ends at the squamis mucosa, where that blends with the perianal skin. If you take five centimeters radially from that squamis micoccanous junction and extend it out laterally, that's the anal margin. Thes becan become important as we go on to talk about different colorectyl and anal tumors a little bit later in the spot cast.