Clinical Research Directory

Inclusion Criteria: * Patients hospitalized for acute decompensated heart failure requiring treatment with intravenous diuretics and/or IV vasoactive drugs * Patient has signed informed consent and has authorized use and disclosed health information * Patient is at least 18 years of age * Patient physically suitable for ReDS measurement * GFR\>25 * Initial ReDS Measurement \>35% Exclusion Criteria: * Patient characteristics excluded from approved use of ReDS system: height less than 155cm or greater than 190cm, BMI \<22 or \>39, chest circumference \<80cm or \>115cm , or flail chest * Evidence of focal lung lesions on history, physical exam or chest x-ray, including history of pulmonary embolism, active pneumonia, or known lung nodule * Chronic renal failure (GFR\<25) * Prior cardiac surgery within 2 months of index admission * Patient has a ventricular assist device or has had a cardiac transplantation * Patients in cardiogenic shock at admission requiring inotropic support * Congenital heart malformations or intra-thoracic mass that would affect right-lung anatomy (e.g dextrocardia, lung carcinoma, or pacemaker box in the right chest)