PRE 101 is a Ergospirometer exercise test (PRE 101/cc and PRE 101/pm). This product is standardization of lung function testing. Clinicians guide to Cardiopulmonary exercise testing in adults. Ergospirometry is increasingly being utilized in a wide spectrum of clinical applications for the evaluation of undiagnosed exercise intolerance and exercise related symptoms. International guidelines and requirements. A Scientific Statement from the American Heart Association, Circulation Journal and statement on Cardiopulmonary Exercise Testing. American Thoracic Society and American College of Chest Physicians. Cardiopulmonary exercise testing adds a global assessment of the integrative exercise responses implicated the pulmonary and cardiovascular system.