Hi , my dad has been fighting secondary lung cancer for 6 years , the last year cancer has been winning there is now no more treatments to try .... when asked how long he had the doc replied with im surprised hes still here so count every day as a blessing ...hes 65 , down to 7 st , and in pain most of the time ....altho gets hisself about in a wheelchair when he wants he does tire easily ....can anyone offer any insight on how long he will have with no chemo ?? We have a brain scan tomoz as his confusion is getting worse