Effect of Normatec Pump for Relief of Leg Edema

Inclusion Criteria: * hemodynamically stable adult patients with pronounced leg edema from any etiology, on optimal medical therapy (such as diuretics, ACE-I or ARBs, digoxin). * documentation of right heart failure by Echo or other modality (CT, MRI, right heart catheterization) and hemodynamic data from Echo is required and an elevated pulmonary artery pressure (\> 35 mmHg) is expected in such cases. Exclusion Criteria: * patients in sepsis, * hemodynamically unstable, * during an acute attack of pulmonary edema, * with renal failure (creatinine \> 2 mg%), * with DVT, * psychiatric or noncompliant patients, and * patients who will not sign the informed consent form will be excluded from the study.