Whenever there is bile duct dilatation, the first priority is to look for obstruction. Obstruction. If there is an obstruction, we first look for gallstones in the bile duct. If there are no gallstones involved, we then look for strictures. The differential diagnosis for a stricture is based on the location.
James alexander Warren. James alexander Warren is a producer and writer, known for Yazoo Women (2015), S E Q U E N C E (2015) and Dreamscaping (2014).
Overview [edit]. Warren is Mayberry barber Floyd Lawson 's nephew. Warren hails from Boston, Massachusetts. He graduated fourth in his police academy class but proves to be a bungler in Mayberry. Warren serves as deputy of Mayberry under Sheriff Andy Taylor, following the departure of the previous deputy Barney Fife, when actor Don Knotts left the series.