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.
This is because what have traditionally been called Lake Huron and Lake Michigan are really giant lobes of a single lake connected by the five mile wide Strait of Mackinac.) It has the longest shoreline of the Great Lakes, counting its 30,000 islands. Surface Area: 22,973 mi2 / 59,500 km2. Volume: 850 mi3 / 3,540 km3.