title: Correlative anatomy of the anus and rectum.
abstract: An overview of the normal anatomy of the anus and rectum is provided with an emphasis on correlative imaging, including computed tomography, magnetic resonance, and ultrasound. The major clinically important structures that can be assessed with these imaging modalities are reviewed.
authors.affiliation: Department of Radiology, Beth Israel Deaconess Medical Center, Boston, MA 02215, USA. abennet1@bidmc.harvard.edu
authors.forename: Andrew E
authors.initials: AE
authors.lastname: Bennett
mesh_terms: D001003:Anal Canal / Q000033:anatomy & histology*; D001004:Anus Diseases / Q000175:diagnosis*; D003952:Diagnostic Imaging; D005260:Female; D006801:Humans; D008297:Male; D012002:Rectal Diseases / Q000175:diagnosis*; D012007:Rectum / Q000033:anatomy & histology*