Generalized B-cell non Hodgkin's lymphoma in association with leukocytoclastic vasculitis and disseminated intravascular coagulation.

A 66-year-old woman was referred a 4-month history of asthenia, weight loss, productive cough, increasing dyspnea, epigastric pain, and night sweats. A B-cell non-Hodgkin lymphoma was discovered in association with a severe leukocytoclastic vasculitis and disseminated intravascular coagulation. The patient was treated successfully with the combination of cyclophosphamide, vincristine, prednisone, and rituximab.