<prompt> In which of the following vasculitis lung involvement does not occur:Eosoniphilic granulomatosis with vasculitisPolyaeritis nodosa PANMicroscopic polyangitisGranulomatosis with polyangitis  <response>: Answer- B. Polyaeritis nodosa PANMicroscopic polyangiitis microscopic polyaeritis, hypersensitivity, or leukocytoclastic vasculitis: This type of necrotizing vasculitis generally affects aerioles, capillaries, and venule.Wegener granulomatosis Granulomatosis with polyangitis- is a necrotizing vasculitis characterized by th e triad ofacute necrotizing granulomasnecrotizing or granulomatous vasculitisrenal disease in the form of focal necrotizing often crescentic, glomerulitisChurg- Strauss syndromeallergic granulumatosis and angiitis is a multisystem diseases with cutaneous involvement gastrointestinal tract bleeding, and renal disease. 