Double Barrel Sign (Dilated CBD) on Abdominal POCUS



Which of the following is demonstrated in this clip?

Resolution: double barrel sign (aka, "shotgun", or "parallel channel" sign) consisting of a dilated CBD measuring about the same size as the PV (which bifurcates in the clip). An olive sandwich is the hepatic a ("olive") between the CBD and PV.



Labeled Schematic: https://twitter.com/EUSmkh/status/1021815988038365184



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