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What is In Wegener's glomerulonephritis, the characteristic features seen is: and explain in detail?
Ans:B.)Granulomas in the vessels wall Granulomatosis with polyangiitis (GPA), formerly known as Wegener granulomatosis, is a rare multisystem autoimmune disease of unknown etiology. Its hallmark features include necrotizing granulomatous inflammation and pauci-immune vasculitis in small- and medium-sized blood vessels. Cytoplasmic antineutrophil cytoplasmic antibody (c-ANCA) directed against PR3 is most specific for GPA.