<prompt> 13-year-old female child presented with recurrent sinusitis fever, ahralgia, respiratory distress, Hematuria and hypeension. Renal biopsy showed necrotizing granuloma. The anti proteinase-3 ANCA was positive. The most likely diagnosis is:Polyaeritis NodosaWegeners granulomatosisMicroscopic polyangiitisChurg-Strauss syndrome  <response>: Respiratory Renal involvement along with positive c-ANCA Anti Proteinase 3 indicates Wegeners Granulomatosis 