In Wegner's glomerulonephritis, the characteristic features seen in: (A) Focal necrotizing glomerulonephritis, (B) Granulomas in the vessels wall, (C) Interstital granulomas, (D) Nodular glomerulosclerosis
Answer is A. Wegener's granulomatosis is a necro-inflammatory lesion having 4 components granulomas of the upper respiratory tract, granulomas of the lungs, systemic vasculitis (page 403) and focal necrotizing glomerulonephritis. Ref: Harsh Mohan textbook of pathology 6th edition page 495.