An incentive spirometer is a handheld medical device that measures the volume of your breath. Your doctor, surgeon, or nurse will give you specific instructions on how to use it. Share on Pinterest ...
A spirometry is a pulmonary function test that measures how much air a person breathes out, and how quickly. Pulmonary function tests measure how well the lungs are working. It is an office-based ...
Despite these benefits, most physicians in clinical practice rely only on history and clinical examination to make a diagnosis of OAD and to start pharmacotherapy. 4 This approach leads to both ...