How To Treat Severe Pain Caused Due To A Lump Inside Vagina?

i have discovered a lump inside my vagina that is giving referred pain into my groin and down my leg, swollen lymph glands and low back pain.i am booked for surgery for the removal of the lump in a few mths however the pain i am experiencing is getting worse everyday.i have had many years of endometriosis and had a hysterectomy with the removal of one ovary due to a dermoid cyst.i was diagnosed with early stage cervical cancer after the hysterectomy.i have seen a gyno in coffs who has put me on a waiting list for surgery in 3 mths to remove this lump but the pain i am in is decapitating.do you have suggestions please?