Objective To evaluate the clinical, pathological, neuroimaging features of patients with hypersensitivity vasculitis and cerebral stroke and its respondence to the treatment with corticosteroids.

• 目的 探讨过敏性血管炎(hypersensitivity vasculitis，HSV)合并脑卒中患者的临床、病理和影像学特点及激素的疗效。