[Metal stents in patients with malignant and benign stenoses of the biliary tract]

The authors summarise their experience with the treatment of almost 100 patients with malignant or benign stenosis of the biliary pathways by a percutaneously inserted expansible metal stent. They compare the advantages of different percutaneous procedures and evaluate critically indication for the introduction of an expansible metal stent or self-expansible stent in patients with malignant or benign stenosis of the bile ducts.