STAMFORD, Conn.--(BUSINESS WIRE)--Delcath Systems, Inc. (Nasdaq:DCTH) today announced that James Pingpank, M.D., Surgery Branch of the National Cancer Institute (NCI), presented an abstract entitled, “Analysis of Clinical Toxicity in Patients Undergoing Percutaneous Intra-Arterial Hepatic Perfusion (PHP) with Melphalan for Unresectable Hepatic Malignancies,” at the World Conference on Interventional Oncology taking place from May 14-17, 2007 in Washington, D.C.