Sigmoid Volvulus

  • Counterclockwise twisting
  • The sigmoid colon becomes overloaded with faeces, causing it to sink downwards causing a twist or torsion


Caecal Volvulus

  • Clockwise twisting (Caecal – Clockwise)


Risk Factors

  • Psychiatric disorders
  • Neurological disorders
  • Nursing home residents
  • Chronic constipation
  • Pelvic masses (including pregnancy)
  • Adhesions



  • Obstruction
  • Ischaemia
  • Perforation



  • Presents as intestinal obstruction
  • Abdominal xray – coffee bean sign (dilated, twisted sigmoid colon that looks like a giant coffee bean)
  • CT scan to confirm diagnosis and identify other pathology



  • Endoscopic decompression (for sigmoid volvulus with no peritonitis only)
  • Laparotomy
    • Hartmann’s procedure (sigmoid)
    • right hemicolectomy (caecal)
WordPress Theme built by Shufflehound. Copyright 2016-2021 - Zero to Finals - All Rights Reserved