splenic flexure


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Related to splenic flexure: splenic flexure syndrome

splenic flexure

[′splen·ik ′flek·shər]
(anatomy)
An abrupt turn of the colon beneath the lower end of the spleen, connecting the descending with the transverse colon.
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51,52) In most situations, colonoscopy is preferred because 30% to 40% of cases of ischemia occur proximal to the splenic flexure and will be missed with sigmoidoscopy.
CT revealed liver metastasis and local relapse at the splenic flexure.
This was found to be due to closed loop obstruction between the terminal ileum adherent to the pelvis as a result of peritoneal disease and local relapse at the splenic flexure resulting in accumulation of mucus and formation of a mucocele.
In a similar situation, 92% (36 of 39) of advanced neoplasias in the proximal colon would have been missed if sigmoidoscopy had been performed to the splenic flexure (N.
Chander and her associates observed that the frequency of clinically important lesions that were proximal to the splenic flexure was significantly higher in blacks (35%) and Hispanics (27%), compared with whites (13%) and patients from other ethnic groups (8%).
He reported on four cases of ischemic colitis linked to recent use of pseudoephedrine, all in middle-aged women with a segmental colitis involving the splenic flexure.