<prompt> A patient presents with respiratory symptoms i.e. cough, hemoptysis and glomerulonephritis. His C-ANCA levels in serum were found to be raised. The most likely diagnosis isGoodpasteurs syndromeClassic polyarteritisnodosaWegeners granulomatosisKawasaki syndrome  <response>: Renal and pulmonary symptoms with positive c-ANCA suggest the diagnosis of wegnersglomerulonepritisClinical syndrome of wegner granulomatosis may be very similar to classical PAN or microscopic polyangitis. 