What are the advantages of endoscopic nasobiliary drainage?
ability to measure/characterize biliary outflow; repeat cholangiograms can be obtained without repeat ERCP, easy removal
Which have been found to have a longer patency period-covered or uncovered metal stents?
covered metal stents
Which type of stent has a higher migration risk-covered or uncovered metal stents?
covered metal stents
What is the most common benign biliary stricture?
post-surgical (MC lap chole related)
What is the most common complication after ERCP?
acute pancreatitis (1.8-7.2%)