PMC7577884_01
Whirling sign of omental torsion on axial CT (arrow).
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Computed tomography scan with intravenous contrast showed a whirling sign of intraabdominal fatty mass extending to the left inguinal canal (Fig. 1, Fig. 2).
Distal pivotal point between omentum and hernia sac.
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The distal portion of the omentum extended into the left inguinal canal (Fig. 3).
Illustration of double pivotal point.
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There were two twisting points at both ends of the greater omentum (Fig. 4).