Achest radiograph, chest ct scan, and pulse oximetry were performed to assist in diagnosing a type of copd caused by a lack of elasticity of the air sacs located within the lung or:

gargle with salt water; gargling with warm salt water can soothe a scratchy throatsuck on a lozengetry otc pain reliefenjoy a drop of honeytry an echinacea and sage spraystay hydrateduse a humidifiergive yourself a steam shower

hope this !

feel free to mark as brainliest: )