My father rkbb. 80 years. His brain mri found suprasellar mass lesion appears benign, 3�3�2.5 cm. During last 40 days, 5 times in different occasion he lost his walking balance. Now normal. 4 months back first time sugar bp detected, but now normal. Taking bp telmikind am 1//sugar metformin 500 mg 1//colihenz p 400 -1 no/eptoin 100 3 times/day. Q1)is surgery necessary at this age 80 to remove benign? Q2)post surgery complication? During surgery anesthesia will match? Q3)any advanced medicines injections for him so that rest of life can be maintained without surgery.