The uterian cancer is classified first stage when it is restricted to uterus (endometrial lining) only and not spread to surrounding organs such as ovaries, bladder, rectum etc or the lymph nodes in proximity of uterus. Before taking up answer to your next question, it is better that you evaluate your risk factors for uterian cancer: If you did not become pregnant anytime and had late menopause (after age 50), were suffering from Diabetes, you had a history of irregular periods, obesity, had other reproductive cancer earlier...