Pudendal canal
| Pudendal canal | |
|---|---|
 | |
 Pudendal nerve and its course through the pudendal canal (labelled in yellow) | |
| Details | |
| Identifiers | |
| Latin | canalis pudendalis |
| TA98 | A09.5.04.003 |
| TA2 | 2436 |
| FMA | 22071 |
| Anatomical terminology | |
The pudendal canal (also called Alcock's canal) is an anatomical structure in the pelvis through which the internal pudendal artery, internal pudendal veins, and the pudendal nerve pass.
Structure[]
The pudendal canal is formed by the fascia of the obturator internus muscle, or obturator fascia.
It encloses the following:
These vessels and nerve cross the pelvic surface of the obturator internus.
Clinical significance[]
Pudendal nerve entrapment can occur when the pudendal nerve is compressed while it passes through the pudendal canal.[1]
History[]
The pudendal canal is also known as Alcock's canal, named after Benjamin Alcock.[citation needed]
Additional images[]
The superficial branches of the internal pudendal artery. (Canal not labeled, but pudendal nerve and internal pudendal artery labeled at bottom right.)
See also[]
References[]
This article incorporates text in the public domain from page 421 of the 20th edition of Gray's Anatomy (1918)
- ^ a b Chiarioni, Giuseppe; Popa, Stefan-Lucian (2020-01-01), Rao, Satish S. C.; Lee, Yeong Yeh; Ghoshal, Uday C. (eds.), "Chapter 36 - Anorectal pain", Clinical and Basic Neurogastroenterology and Motility, Academic Press, pp. 505–515, doi:10.1016/b978-0-12-813037-7.00036-4, ISBN 978-0-12-813037-7, retrieved 2021-02-08
External links[]
- Anatomy image: apmalefrontal4-16 at the College of Medicine at SUNY Upstate Medical University
- Cross section image: pelvis/pelvis-e12-15—Plastination Laboratory at the Medical University of Vienna
- Anatomy photo:41:08-0100 at the SUNY Downstate Medical Center — "The Female Perineum: Contents of the Pudendal Canal"
- Diagram at pudendal.info
- Anatomy image:9087 at the SUNY Downstate Medical Center
- Anatomy image:9448 at the SUNY Downstate Medical Center
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