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What is In which of the following vasculitis lung involvement does not occur: and explain in detail?
Answer- B. Polyaeritis nodosa (PAN)Microscopic 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, glomerulitis"Churg- Strauss syndrome(allergic granulumatosis and angiitis) is a multisystem diseases with cutaneous involvement gastrointestinal tract bleeding, and renal disease.