Efficacy of Early Intravenous Immunoglobulin for Eosinophilic Granulomatosis With Polyangiitis Associated With Acute Bilateral Symmetrical Peripheral Neuropathy and Posterior Cranial Nerve Involvement

From the Department of Neurology, the First Affiliated Hospital, Sun Yat-sen University; and Guangdong Provincial Key Laboratory of Diagnosis and Treatment of Major Neurological Diseases, National Key Clinical Department and Key Discipline of Neurology, Guangzhou, China. The authors declare no conflict of interest. This work was supported by the Project of Guangzhou Science Technology and Innovation Commission (no. 201707010122), Guangdong Natural Science Foundation Committee (no. 2017A030313829, no. 2018A030313449), and the National Key R&D Program of China (no. 2017YFC0907700), and grants from the Southern China International Cooperation Base for Early Intervention and Functional Rehabilitation of Neurological Diseases (no. 2015B050501003), Guangdong Provincial Engineering Center For Major Neurological Disease Treatment, Guangdong Provincial Translational Medicine Innovation Platform for Diagnosis and Treatment of Major Neurological Disease, and Guangdong Provincial Clinical Research Center for Neurological Diseases. Correspondence: Hui-Yu Feng, MD, Department of Neurology, the First Affiliated Hospital, Sun Yat-sen University, No. 58 Zhongshan Rd 2, Guangzhou 510080, China. E-mail: [email protected].