Sometimes bronchoscopy is used to treat lung problems. It may be done to insert a stent in an airway. An airway stent is a small tube that holds the airway open. It's used when a tumor or other condition blocks an airway. In children, the procedure most often is used to remove something blocking an airway.
Spanning the border from Minnesota into the Canadian provinces of Ontario and Manitoba, Lake of the Woods is an enormous body of water over 68 miles long, 59 miles wide, with 25,000 miles of shoreline-the world's longest lake shoreline.
Lake Superior is bordered by the states of Minnesota, Wisconsin, Michigan, and the province of Ontario. Lake Michigan is the only lake that is fully contained within the United States, bordered by Wisconsin, Michigan, Illinois, and Indiana. Lake Huron is bordered by the state of Michigan and the province of Ontario.