Is vasculitis in the legs painful?

Nerves – inflammation of the nerves can cause tingling (pins and needles), pain and burning sensations or weakness in the arms and legs. Joints – vasculitis can cause joint pain or swelling. Muscles – inflammation here causes muscle aches, and eventually your muscles could become weak.

What happens in polyarteritis nodosa?

Polyarteritis nodosa is a rare multi-system disorder characterized by widespread inflammation, weakening, and damage to small and medium-sized arteries. Blood vessels in any organ or organ system may be affected, including those supplying the kidneys, heart, intestine, nervous system, and/or skeletal muscles.