The stage describes how severe your heart failure is. It's usually given as a class from 1 to 4, with 1 being the least severe and 4 being the most severe: class 4 – you're unable to carry out any physical activity without discomfort and may have symptoms even when resting
Although there have been recent improvements in congestive heart failure treatment, researchers say the prognosis for people with the disease is still bleak, with about 50% having an average life expectancy of less than five years. For those with advanced forms of heart failure, nearly 90% die within one year.
Science/Medicine has not found a way to cure cancer once it has reached Stage 4. Medicine has come a long way as far as treating Stage IV cancer, but you will find researchers/oncologists/specialists/etc. will not come out and say that Stage IV cancer can be cured.
There is no average stage four cancer life expectancy which is relevant amongst all types of cancer. Some cancers, such as pancreatic cancer, have a very short expected survival rate while others, such as testicular cancer, may have a high survival rate. Many patients who are diagnosed with stage four cancer will not live one year.
pdf for "stage 4 heart failure life expectancy".(Page 1 of about 18 results)