From the case: Sigmoid volvulus

CT

Abdomen/Pelvis

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

- “ This study demonstrates features of a sigmoid volvulus: dilated loop of sigmoid colon with two crossing transition points with a whirl sign of the...”

Used in the following article:

  • Whirlpool sign (mesentery) - “ The whirlpool sign of the mesentery, also known as the whirl sign, is seen when the bowel rotates around its mesentery leading to whirls of the me...”

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