Whirlpool sign (mesentery)

Last revised by Dr Mohamed Saber on 14 Nov 2020

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 mesenteric vessels. 

Terminology

The term whirlpool sign is used in other contexts: see whirlpool sign (disambiguation).

Radiographic features

It is seen in a number of settings:

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Cases and figures

  • Figure 1: whirlpool image
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  • Case 1: midgut volvulus
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  • Case 2: midgut volvulus
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  • Case 3: midgut volvulus
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  • Case 4: cecal volvulus
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  • Case 5: midgut volvulus
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  • Case 6
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  • Case 7: sigmoid volvulus
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  • Case 8: sigmoid volvulus
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  • Case 9
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  • Case 10
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  • Case 11: sigmoid volvulus
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  • Case 12: on color Doppler ultrasound
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  • Case 13
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  • Case 14: cecal volvulus
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  • Case 15
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  • Case 16
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  • Case 17 Sigmoid volvulus
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  • Case 18: Sigmoid volvulus
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  • Case 19: cecal bascule
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