Moyamoya syndrome in a child with HbEß-thalassemia.

ABSTRACT

Moyamoya is a progressive cerebrovascular disease associated with stenosis or occlusion of the arteries of the Circle of Willis. It is uncommon in thalassemia. We present a 9-year-old girl with HbEß-thalassemia who presented with headache, vomiting, and episodes of transient hemiparesis with complete occlusion internal carotid arteries.