Tehran University of Medical Sciences International Journal of Hematology-Oncology and Stem Cell Research 2008-2207 4 2 2010 06 15 41 43 Maryam Mobini Internal Medicine Department, Imam Khomeini Hospital, Mazandaran University of Medical Sciences, Sari, Iran Sahar Khosravi Internal Medicine Department, Imam Khomeini Hospital, Mazandaran University of Medical Sciences, Sari, Iran Mohammad Khajavi Internal Medicine Department, Imam Khomeini Hospital, Mazandaran University of Medical Sciences, Sari, Iran 2015 10 01 Myelodysplastic syndromes (MDS) are a group of hematological disorders ranging from chronic refractory anemia to leukemia. There are some reports about association of MDS with autoimmune disorders and vasculitis. In this study we describe a patient with MDS and vasculitis presenting with central nervous system (CNS) involvement. A clinical response to immunosuppressive therapy was also observed in the patient. https://ijhoscr.tums.ac.ir/index.php/ijhoscr/article/view/247 https://ijhoscr.tums.ac.ir/index.php/ijhoscr/article/download/247/240