Houston's valve
noun
Hous·ton's valve
ˈh(y)ü-stənz- 
: any of the usually three but sometimes four or two permanent transverse semilunar folds of the rectum
called also plica transversalis recti
Cite this Entry
“Houston's valve.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Houston%27s%20valve. Accessed 13 Mar. 2025.
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