<prompt> Most common organs involved in the wagners granulomatosis areSkin and noseLung and kidneyHea and kidneyKidney and nervous system  <response>: Refer robbins 9e p511 Granulomatosis with polyangiitis formerly called Wegeners is a rare disease of unceain cause that can affect people of all ages. It is characterized by inflammation in various tissues, including blood vessels vasculitis, but primarily pas of the respiratory tract and the kidneys. The areas most commonly affected by GPA include the sinuses, lungs, and kidneys, but any site can be affected 