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A 31-year-old male asked:

how does straining for a bowel movement cause diverticular disease when this action squeezes the colon from the outside (diverticula push out not in)?

1 doctor answer3 doctors weighed in
Dr. Michael Gabor
Diagnostic Radiology 33 years experience
Diverticula are: formed by increased pressure on weakened spots of the intestinal walls by gas, waste, or liquid. Diverticula can form while straining during a bowel movement, such as with constipation. Squeezing the colon increases the pressure within the colon lumen.

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Last updated Jul 13, 2014
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