👉 Pneumological, also known as pulmonary function test, is a diagnostic procedure that evaluates the ability of the lungs to remove oxygen from the air and carbon dioxide. It involves the patient lying down on their side with their chest lifted slightly to expose the diaphragm for easier breathing. The doctor measures the amount of air passing through the lungs and how quickly it does so. This test is commonly used in medicine, especially respiratory diseases, as it helps diagnose conditions such as asthma, lung infections,