An unusual case of Wegener's granulomatosis with tongue involvement.

Wegener's granulomatosis is a type of vasculitis characterized by necrotizing granulomatosis respiratory tract lesions and necrotising glomerulonephritis. Nasal, lung and renal biopsies and positive antineutrophil cytoplasmic antibody (c-ANCA) analysis is helpful in diagnosis. Early diagnosis and treatment is critical in prognosis.