bone, joint, and muscle disorders
Polyarteritis Nodosa (PAN)
Prognosis for PAN
Without treatment, people with polyarteritis nodosa have a less than 15% chance of surviving 5 years. With treatment, people with polyarteritis nodosa have a greater than 80% chance of surviving 5 years. People whose kidneys, digestive tract, brain, or nerves are affected have a poor prognosis. 