- Patient must have documented disease defined by physical exam, clinically significant increases in CA-125 (as defined by protocol), CT, MRI scan, PET, x-ray or ultrasound for whom cytoreduction, excisional biopsy, incisional biopsy, or paracentesis is medically indicated, or in the alternative, have agreed to a core biopsy of the primary site, a secondary metastatic site, or a paracentesis or thoracentesis for fluid collection.