Purpose: The successful use of conivaptan for the treatment of symptomatic hypervolemic hyponatremia in a patient with acute decompensated heart failure is reported.
Summary: A 67-year-old woman with severe ischemic dilated cardiomyopathy was admitted to the hospital due to a heart failure exacerbation. She was initially managed with furosemide and milrinone, but her condition continued to worsen.