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What is Which one of the following statements is incorret regarding stones in the common bile duct? and explain in detail?
After choledochotomy and removal of stones,Kehr's T tube is placed in the CBD and kept for 14 days.After 14 days a postoperative T-tube cholangiogram is done to see for free flow of dye into the duodenum,so that T-tube can be removed.If cholangiogram shows persistent stone,it can be extracted after 6weeks,through T-tube track under fluoroscopic guidance. Reference:SRB's manual of surgery,5th edition,page no:652