We all react to things differently. My mom had Small Cell Lung Carcinoma and it took her a lot of time to deal with and tell her closest family and friends. She needed almost a month to think and be at peace with what was ahead of her. It may just be that he needs to sort out his own thoughts first. I think it's probably normal to be depressed when you face your own mortality for the first time...especially when your a very healthy person. Hang in there, Ang. He just has a big mountain to climb and hasn't yet realized that you can help him up to the peak!
My mom starts chemotherapy on the 9th. We will all get through this process together.
Thanks for posting this thread. It's good to have an outlet.