Your doctor may recommend the following tests:
Spirometry: This measures the amount of airflow obstruction in COPD patients and it is a commonly used test to diagnose these conditions. This test is performed with a hand- held device, called a spirometer. The patient is asked to inhale deeply, then rapidly blow out the air. Based on the amount of exhaled air, the stage of COPD can be diagnosed.
Chest X-ray
Complete blood count: This is to exclude the presence of other…