Ovarian cancer tumors begins into the ovaries, the feminine reproductive organs that produce eggs. The anatomic precise location of the ovaries is the pelvis beside the fallopian tubes which are attached to the womb or womb. Many ovarian growths (tumors) in women under age 30 tend to be benign, fluid-filled cysts. These cysts aren't malignant. Ovarian types of cancer are far more typical in women as females age.