cutaneous polyarteritis nodosa: a report of two cases

polyarteritis nodosa is a multisystem necrotizing vasculitis of small and medium size muscular arteries in which involvement of the renal and viserat arteries is characteristic. the etiology is unknown but hepatitis b antigenemia is found in 30% of patients. drug exposures and hypersensitivity reactions are other possible causes. excellent therapeutic results have been reported in classic polyarteritis nodosa with the combination of corticosteroids and cytotoxic agents. in this article, 2 cases of cutaneous polyarteritis nodosa are reported .