Ascaris-mimicking common bile duct stone: A case report

Abstract BACKGROUND: In most cases, it is not difficult to differentiate common bile duct (CBD) stone from Ascaris infection because they are different disease entities and have different imaging findings. The two diseases usually demonstrate unique characteristic findings on computed tomography or magnetic resonance cholangiopancreatography. However, we report a rare case from our experience in which a CBD stone mimicked and was misdiagnosed as Ascaris. CASE SUMMARY: A 72-year-old male presented with elevated serum liver enzymes. Computed tomography showed a