in 2021 i had a Gist removed the size of an md apple pluss 10 pc of my stomach 6 month after they docs found cancer in my left Kidney tube i had 4 goes at removing the cancer with lazer the last 8 months now they want to see if i am suitable to remove the kidney i am at high risk because of age 81 A F and Kemo tablets part from that i am a normal 81 yr going 70 loving life not too sure what to do about the operation!