LEUKOCYTOCLASTIC VASCULITIS IN A PATIENT WITH AZATHIOPRINE HYPERSENSITIVITY

We report the case of a 77-year-old man admitted nine days after being commenced on azathioprine with symptoms initially thought to be secon dary to sepsis but in fact due to azathioprine hypersensitivity. He de veloped histologically proven cutaneous leucocytoclastic vasculitis fo llowing the re-introduction of azathioprine. We review the literature concerning adverse reactions to azathioprine and the problems of makin g the diagnosis as well as highlighting azathioprine as a novel cause of leucocytoclastic vasculitis.