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Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

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contentuptodate· Content· item f21_8_21647

©2013 UpToDate ® Print Email Biliary ascariasis Cholangiogram obtained during endoscopic retrograde cholangiopancreatography shows a linear filling defect (arrow) that was later identified as an adult Ascaris lumbricoides worm. Courtesy of D Ngeshwar Reddy, MD.