what is the difference between pulmonary edema and pulmonary embolism?
Pulmonary edema can develop after a blockage in the upper airway causes negative pressure in the lungs from intense efforts to breathe despite the blockage. Pulmonary embolism. Pulmonary embolism, a condition that occurs when blood clots travel from blood vessels in your legs to your lungs, can lead to pulmonary edema.