1 rich Libsyn https://www.libsyn.com 90 600 Contributor: Aaron Lessen, MD Educational Pearls: Sigmoid volvulus occurs when the sigmoid colon twists 180 to 360 degrees 10% of intestinal obstructions in the US; 50-70% of intestinal obstructions worldwide More common in elderly patients with chronic constipation Eventually may lead to bowel perforation, a surgical emergency Treatment is sigmoidoscopy or sigmoid colectomy References Lieske B, Antunes C. Sigmoid Volvulus. [Updated 2021 Aug 11]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2021 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK441925/ Summarized by John Spartz, MS4 | Edited by Erik Verzemnieks, MD The Emergency Medical Minute is excited to announce that we are now offering AMA PRA Category 1 credits™ via online course modules. To access these and for more information, visit our website at https://emergencymedicalminute.org/cme-courses/ and create an account.&amp;nbsp; Donate to EMM today! Emergency Medical Minute https://www.emergencymedicalminute.com <iframe title="Libsyn Player" style="border: none" src="//html5-player.libsyn.com/embed/episode/id/20225378/height/90/theme/custom/thumbnail/yes/direction/forward/render-playlist/no/custom-color/fa102a/" height="90" width="600" scrolling="no" allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen></iframe> https://assets.libsyn.com/secure/content/109790606