Non Hodgkins Lymphoma More Condition_symptoms MY Brother Was Diagnosed With Non-hodgkins Lymphoma And Refuses Medical Treatment. What Is The Life Expectanc

MY brother was diagnosed with non-hodgkins lymphoma and refuses medical treatment. What is the life expectanc - non hodgkins lymphoma more condition_symptoms

My brother had to reject tumors in the neck for 5 years to receive medical treatment. Checkup recently the NHL. What is the life expectancy without treatment?