Pedal Edema

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Pulmonary edema is an abnormal build up of fluid in the air sacs of the lungs, which leads to shortness of breath

Alternative Names

Lung congestion; Lung water; Pulmonary congestion

Causes, incidence, and risk factors

Pulmonary edema is usually caused by heart failure. As the heart fails, pressure in the veins going through the lungs starts to rise.

As the pressure in these blood vessels increases, fluid is pushed into the air spaces (alveoli) in...

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