<prompt> 50 year old patient comes with jaundice. She has undergone cholecystectomy 3 years back. MRCP reveals choledocholithiasis. What might be the causeAscaris lumbricoidesClinorchis sinesisBoth of the aboveNone of the above  <response>: Any obstruction or infection of the bile leads to do choledocholithiasis. Common organisms include ascaris lumbricoides and clonorchis sinensis. 