All of the following condition are associated with granulomatous pathology, except: (A) Wegner's granulomatosis (WG), (B) Takayasu aeritis (TA), (C) Polyaeritis nodosa (Classic PAN), (D) Giant cell aentis (GCA)
Answer is C. Classic PAN is a segmental transmural necrotising inflammation of a small to medium sized aeries, often with superimposed thrombosis. In acute phase , there is a transmural mixed inflammatory infiltrate composed of neutrophils and mononuclear cells frequently accompnied by fibrinoid necrosis and luminal thrombosis Robbins edition 9 page no. 352