In Wegeners glomerulonephritis characteristic feature seen is: (A) Granuloma in the vessel wall, (B) Focal necrotizing glomerulonephritis, (C) Nodular glomerulosclerosis, (D) Interstitial granuloma
Answer is B. This is a necrotising vasculitis characterised by specific triad . Granuloma of the lung and the upper respiratory tract . Vasculitis of small to medium sized vessels . Glomerulonephritis Robinns 9 th edition page no. 353