Your father has already beat the possibilities. the common survival time for pancreatic maximum cancers is only 6 months. So, your dad is a truthfully a fighter and fortunate. i don't be attentive to roughly completely beating pancreatic maximum cancers. It happens yet very not often. The 5 365 days survival fee is approximately 2%. Given the 6 month regular survival time, every physique making it a million 365 days has plenty extra effectual survival fee, 2 years even bigger. additionally, looks like the form of maximum cancers won't be as aggressive as maximum pancreatic cancers. good success your father.