Aim: We investigated whether plasma levels of lysophosphatidic acid (LPA) could serve as a diagnostic indicatorfor assessing disease progression in ovarian cancer (OC) patients. Material and Methods: In this study, we enrolled 98 patients with OC, 70 patients with benign ovarian tumors and 75 healthy controls. Plasma levels of LPA and cancer antigen 125 (CA-125) were measured in all study su…