HighlightsThe diagnosis of epiploic appendagitis is crucial; CT scan imaging is necessary for an accurate diagnosis.CT scan findings are an ovoid mass lesion of fat density, surrounded by a dense rim in all cases.Non-surgical management is preferred with CT controls.

HighlightsWhen hepatic portal venous gas is diagnosed on computed tomography, the first etiology that radiologist should look for is the intestinal necrosis.The association of hepatic portal venous gas and pneumatosis intestinalis is highly suggestive of acute mesenteric ischemia.Abundance of hepatic portal venous gas on CT is not correlated with prognosis.

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