This CT scan of the lower abdomen shows a massive amount of free abdominal fluid (ascites) in a patient with ovarian cancer. Update Date: 06/10/2008James R. Mason, MD, Oncologist, Director, Blood and Marrow Transplantation Program and Stem Cell Processing Lab, Scripps Clinic, Torrey Pines, California. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.