Magnetic resonance imaging anatomy of the anal canal.
The anatomy of the anal canal is complex but well demonstrated by MRI. Understanding the anatomy is a prerequisite for determining the true site and the extent of pathology, especially for surgical workup. In this article, the MRI anatomy of the anal canal has been displayed using highlighted MRI images and line diagrams.
Kashyap
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P
Department of Radiology, Auckland Public Hospital, Auckland, New Zealand. kash@xtra.co.nz
Bates
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D001003:Anal Canal / Q000033:anatomy & histology*; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging / Q000379:methods*; D008297:Male