how is copd diagnosed?
Testing & Diagnosis. Diagnosis for COPD can be achieved through simple breathing tests, such as spirometry, alongside other testing. Get Screened Today! Diagnosis for COPD can be achieved through simple breathing tests, such as spirometry, alongside other testing. Get Screened Today! According to the Global Initiative for Chronic Obstructive Lung Disease (GOLD) Management Guidelines (2001), the definition of COPD is that: Chronic Obstructive Pulmonary Disease (COPD) is a preventable and treatable disease with some significant extrapulmonary effects that may contribute to the severity in individual patients.