No it is believed to be an autoimmune disease. Research suggests that it's an abnormal immune response to an initial infection that may trigger the development of PAN.
Hepatitis B virus, hepatitis C and hairy cell leukaemia have been associate with some cases.
This is my story about Polyarthritis Nodosa, sorry in advance for my poor english or grammar, it is not my first language.
When I was young, I was an active child that is into sports, biking, running, and overall playing. I was also the type of c...