Wegeners desease how long will you survive this illness?

Survival. Wegener's granulomatosis with polyangiitis is an incurable form of vasculitis (inflammation of blood vessels) that affects the lungs, kidneys, and other organs. Due to its organ damage, it is life-threatening and requires long-term immunosuppression. Five-year survival is up to 87%, with some of the mortality due to toxicity of treatment. Since that is an average figure, some will live longer.
Probably for life. Truth be told, it's likely vanish after a few years. Stay alert, comply with your medications meticulously. Before modern rx, everybody died of it. Dr. Wegener. Like some other decent folks joined the wrong political party as a young man, but be grateful to him anyway for his genius in identifying a disease from which the fast majority of folks now recover.