• Pancreatic pseudocyst formation leading to fatal outcome was observed during the active phase of polyarteritis nodosa in a 48-year-old patient. Persistent hepatitis B antigenemia and high levels of circulating immune complexes were present during his illness. Prednisone and azathioprine therapy was not able to control the manifestations of the basic disorder.
(Arch Intern Med 140:1359-1361, 1980)