Wegener's vasculitis: diagnostic and therapeutic problems.

: A case of Wegener's granulomatosis (WG) presenting with pulmonary manifestation which were initially suspected to be due to tuberculosis is being reported. Renal involvement appeared later. He developed complications of antitubercular treatment and of immunosuppression. The difficulties in distinguishing pulmonary manifestation of WG from tuberculosis and other diagnostic and therapeutic problems are discussed.