HI,
Cancer does not have to be an automatic death sentance, there are many living with stage 1V cancer years on, Avastin is a very good chemo. WHat does his cat or pet scans show? What is his CEA level,, (if not sure what Cea is check out on google)..
Regarding his weight,, does he know about ensure drink? full of vits and minirals also you can get Weight Gain... a powder drin that helps the body gain weight and puts protein in the body,, whats your fathers diet like?
Diet is very important in fighting cancer,,,
check out ...sugar and cancer... linseed oil and cancer...
Aspargus and cancer.... Tumeric and cancer,,,,
Eat as much veg and fruit as he can and drink lots of water every day.. and take a good mulit vitiman.. and take vit c and vit B complex as body cannot store them and body needs every day...
Hope this a help and Pray Hard and be postitive as this is all good for healing...
All the best with pregancy....
Best Wishes Rob