One important result of lake and reservoir enrichment is increased growth of microscopic floating plants, algae, and the formation of dense mats of larger floating plants such as water hyacinths (Photos 1 and 2) and Nile cabbage.
What is percutaneous biliary drainage? Percutaneous transhepatic biliary drainage is a procedure where a small, flexible, plastic tube is placed through the skin into the liver in order to drain an obstructed bile duct system. The liver produces bile which aids digestion of fats.
Treatment of bile duct stones. Approximately 10% of patients with stones in the gallbladder also have stones in the bile duct. These can cause acute blockage to the bile duct with cholangitis, or acute pancreatitis. When blockage can cause life threatening illness, emergency treatment is best applied with ERCP.