Diagnostic tests for COPD include a medical and personal history, physical exam, various pulmonary function tests, imaging tests, blood tests and sputum tests. These can not only help diagnose COPD, but also determine the severity of the disease.
In the last post, I discussed COPD and asthma, and how to distinguish them. I introduced the topic of pulmonary function tests, or PFTs. Today, I would like to discuss PFTs in more detail. PFTs allow health care professionals to make the diagnosis of lung disease and to judge how severe it is. PFTs evaluate how well air can flow into and out…