Lung cancer gone to brain

Iam so confused right now first told it’s in my right lung 5.5cm then sent to another hospital got all measured up for radiotherapy to days before radio phone call come back to see oncologist gone to brain then told they are to small to operate so sends scan to another hospital in the mean time I phoned macmillian to see if they had heard anything and guess what he told me that one was 2 1/2 cm so have to have surgery has anyone’ had radiotherapy on that size I’m no spring chicken but up to year ago I was doing all the decorating gardening I love gardening but handed that over to my son in law husband’s useless good for making coffee sorry about ranting on but just feel right down to day hopping I start my imunothopyin the next to weeks can’t have chemo thanks everyone I feel a bit better now and good luck to everyone going through this we will get there onward and upwards xx