<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing vaginal discharge, cramps and spasms, pelvic pain, and I also noticed a mass on my vulva. I havent had my period for some time now. What could be the problem?  <response>: Based on the symptoms you have described, its possible that you have endometrial cancer. We will need to run some tests to confirm the diagnosis. 