Pulmonary edema Pulmonary edema is the accumulation of fluid in lung tissue. Pulmonary edema -- a life-threatening condition. Also, forms of pneumonia, some more serious than others. Pulmonary edema pulmonary edema/pulmonary failure (heart failure) pulmonary edema/pulmonary failure (heart failure)
The pulmonary artery carries blood from the heart to the lungs. The pulmonary vein carries blood to the heart from the lungs. Unlike all other veins and arteries in the body the pulmonary artery has de-oxygenated blood and the pulmonary vein has oxygenated blood.