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Diagnostic pitfall of PVT caused by a slightly dilated bile duct. Contrast-enhanced axial CT scans showed a thrombus-like hypodense occupying the right portal vein branch near the hepatic hilum (red arrow, a). After continuously reviewing multiple CT layers, such a thrombus-like hypodensity should be a slightly dilated bile duct (red arrows, b–f). CT, computed tomography; PVT, portal vein thrombosis.
