Pulmonary Edema By Nowell M Fine, MD, SM, Libin Cardiovascular Institute, Cumming School of Medicine, University of Calgary Reviewed / Revised Sep 2022 View Patient Education Symptoms and Signs Diagnosis Treatment Key Points Topic Resources Chest X-Ray of a Patient... Pulmonary edema is acute, severe left ventricular failure with pulmonary venous hypertension and alveolar flooding.