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.
Home > Geography > Lakes > 25 Largest lakes in United States 25 Largest lakes in United States The United States of America is one of the largest countries with hundreds of notable fresh and saltwater lakes including Natural and Man-made lakes, the ranking of the Lakes by water volume or surface area and referred from official sources including National Atlas of the United States. Lake Superior is the largest lake by surface area with 82,103 sq km, and Lake Huron of 59,570 sq km is the second largest lake in the country. The below-ranked lakes are including man-made, natural and salt water.