![]() Pulmonary function testing (PFT): A group or series of noninvasive tests that show how well air is moving in and out of the lungs and how well oxygen is being transferred from the lungs to the blood by measuring lung volume, capacity, rates of flow, and gas exchange.Chest X-ray: This is helpful to identify obstructions or blockages (such as pneumonia, pulmonary embolism, tumors, and effusions) and anatomical abnormalities that may cause shortness of breath.Common heart conditions that may be detected by ECG include arrhythmias, congestive heart failure, cardiac tamponade, and cardiomyopathy. Electrocardiogram (ECG or EKG): Detecting abnormalities on an ECG-a test involving attaching small electrodes to your chest to measure electrical impulses of the heart-is helpful in diagnosing cardiac causes of shortness of breath.This type of advanced testing is not available in all hospitals, but it is the gold standard method to determine the cause of your shortness of breat. ![]()
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