Biliary Microlithiasis

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Biliary Microlithiasis - Theories

How Foci Cause Medical Disorders

Foci rapidly free fall in bile after disturbance suggesting their heavy density compared to bile. Not commonly seen on routine gallbladder ultrasound because they do not shadow and blend in with the dependent gallbladder wall, slow rotation will not stir them up, the transducer is not positioned on the gallbladder immediately after rotation and they can be obscured by an inappropriate ultrasound technique... [ more ]

Where Foci (Biliary Microlithiasis) Form

Most cystic ducts are smooth. Some have varying lengths of small corrugated saccule like dilatations along the duct wall, valves of Heister. Perhaps foci form in these corrugated sacculations... [ more ]