Cheryl, welcome to the site. Sorry you had to find us. Your dad is blessed to have a daughter to help him through this. Where is your dad's cancer? tonsils? tongue? throat? elsewhere? Is he being treated at a major comprehensive cancer center? How large was his tumor? Did it mestasize to the lymph nodes? After neck dissection, was there evidence of cancer after biopsy? All of the answers will help us help you and your dad. Meanwhile, welcome to the site, we all are here for you.