Pulmonary Edema: Symptoms & Signs

Medically Reviewed on 12/7/2020

Pulmonary edema is the term that refers to excess fluid within the lungs.

The main symptom linked to pulmonary edema is shortness of breath or difficulty breathing. Other possible signs and symptoms associated with pulmonary edema include

Abnormal lung sounds can be heard during breathing when listening to the lungs with a stethoscope. People with pulmonary edema may have low levels of oxygen in the blood.

Causes of pulmonary edema

Many different conditions can cause pulmonary edema, which results from fluid leaking from the bloodstream into the lungs. Examples of causes are congestive heart failure, heart attack, acute respiratory distress syndrome (ARDS), and kidney failure.

Other pulmonary edema symptoms and signs


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Jameson, J. Larry, et al. Harrison's Principles of Internal Medicine, 20th Ed. New York: McGraw-Hill Education, 2018.