Best wishes RC. Cancer sucks.
Here is a link to a doctor whose mother suffered cancer and her search for finding ways of helping her through diet. Don't dismiss the importance of cancer thriving on glucose and doing poorly on ketones for fuel. Her book is very good and inspiring. We listened to the audio version.
Dr Annette Bosworth on cancer treatment Dr Stephen Phinney has also done a lot of cancer research related to diet.
Dr Phinney 
