CYP19A1 and neoplasm: COX-2, COX-mediated product PGF2α and F2-isoprostanes, a free radical mediated product of arachidonic acid on score values and aromatase, COX-1, COX-2, PGF2α, F2-isoprostanes on percent of staining area levels were also higher in the tissues adjacent to the tumor than the tumor tissue.