From the case: Sigmoid volvulus

CT
Coronal C+ portal venous phase
Modality: CT (C+ portal venous phase)

- “ The classic signs of sigmoid volvulus seen in this study are the coffee bean sign on the x-ray and the whirl sign on the CT. The sigmoid colon and...”

Used in the following articles:

  • Sigmoid volvulus - “ Sigmoid volvulus is a cause of large bowel obstruction and occurs when the sigmoid colon twists on the sigmoid mesocolon. Epidemiology Large bow...”
  • Whirlpool sign - “ The whirlpool sign, also known as the whirl sign, is seen when a structure twists upon itself. It is most commonly described in the abdomen where ...”

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