Familial Churg-Strauss syndrome in a sister and brother

Churg-strauss syndrome (css) is a granulomatous small vessel vasculitis. it is characterized by asthma,allergic granulomatosis and vasculitis. this syndrome is rare in children. a 5 years old boy was admitted with cough,fever and dyspnea for 2 weeks. on the basis of laboratory data(peripheral eosinophilia),associated with skin biopsy,and history of css in his sister,this disease was eventually diagnosed. the patient had good response to corticosteroid. in every asthmatic patients with prolonged fever,eosinophilia and multisystemic involvment,css should be considered. copyright © spring 2015,iran j allergy asthma immunol. all rights reserved.