What is the Jackson veil in the anatomy of sigmoid and cecal volvulus?

Updated: Nov 28, 2018
  • Author: Scott C Thornton, MD; Chief Editor: John Geibel, MD, DSc, MSc, AGAF  more...
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Answer

The Jackson veil is an abnormal membrane that passes anterior to the ascending colon and permits the cecum to be mobile around the lower point of the fixation permitted by the membrane (see the image below).

Jackson veil over ascending colon contains numerou Jackson veil over ascending colon contains numerous small blood vessels from renal and lumbar arteries.

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