Pathology of the Gastrointestinal Tract

2017 Edition
| Editors: Fátima Carneiro, Paula Chaves, Arzu Ensari

Rectum

  • Cevriye Cansiz Ersöz
Reference work entry
DOI: https://doi.org/10.1007/978-3-319-40560-5_1533

Synonyms

Distal part of the large intestine; The pelvic part of the alimentary tract

Anatomy (Macroscopy)

Begins at the rectosigmoid junction- at the level of third sacral vertebra and ends at the anorectal junction- 2–3 cm in front of and a little below the coccyx. The median sacral vessels and the roots of the sacral nerve plexus lie posterior to the rectum. Anteriorly; in women, the rectum is closely related to the uterine cervix and posterior vaginal wall, in men, it lies behind the bladder, vas deferens, seminal vesicles, and prostate. The non-mobilized rectum has three lateral curves: the upper and the lower are convex to the right and the middle is convex to the left. These curves correspond intraluminally to the folds or valves of Houston (Fig. 1). The middle valve is the most consistent in presence and location (also known as Kohlrausch’s plica) and corresponds to the level of the anterior peritoneal reflection. The rectum is characterized by the absence of taeniae, epiploic...
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References and Further Reading

  1. Adler, D. G., Crawford, J. M., & Farraye, F. A. (2015). GI tract endoscopic and tissue processing techniques and normal histology. In R. D. Odze & J. R. Goldblum (Eds.), Surgical pathology of the GI tract, liver, biliary tract and pancreas (pp. 4–33). Philadelphia: Elsevier.Google Scholar
  2. Bass, L. M., & Wershil, B. K. (2016). Small and large intestine. In M. Feldman, L. S. Friedman, & L. J. Brandt (Eds.), Sleisenger & Fordtran’s gastrointestinal and liver disease (pp. 1649–1678). Philadelphia: Elsevier.Google Scholar
  3. Garza, A., & Beart, R. W. (2013). Anatomy and embryology of the anus, rectum, and colon. In M. L. Corman (Ed.), Corman’s colon and rectal surgery (pp. 1–26). Philadelphia: Lippincott.Google Scholar
  4. Katzin, W. E., & Petras, R. E. (2012). Small intestine. In S. E. Millis (Ed.), Histology for pathologists (pp. 673–696). Philadelphia: Lippincott.Google Scholar

Copyright information

© Springer-Verlag 2017

Authors and Affiliations

  1. 1.Department of PathologyAnkara University Medical SchoolSihhiyeTurkey