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A vacuo cholesterol cholelithiasis

Case contributed by: Dr Maxime St-Amant

Presentation:

Acute abdominal pain.

Patient Data:

Age: 45
Gender: Male
Race: Caucasian
Modality: CT

Many cholelithiasis containing air centrally are seen in the gallbladder.

Case Discussion:

Small crevices in the cholelithiasis permits a vacuo phenomenon of nitrogen gas. Mercedes Benz sign is describes the appearance of the triradiate collection of nitrogen gas.

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