Sciatic perineural edema treated by Botulinum toxin injection on piriformis muscle

Affiliations

• ¹ Division of Neurosurgery, Department of Surgery, Changhua Christian Hospital, No. 135, Nanxiao St, Changhua 500, Taiwan.
• ² Department of Medical Imaging, Changhua Christian Hospital, No. 135, Nanxiao St, Changhua 500, Taiwan.
• ³ Division of Neurosurgery, Department of Surgery, Changhua Christian Hospital, No. 135, Nanxiao St, Changhua 500, Taiwan; Institute of Biomedical Sciences, College of Life Science, National Chung Hsing University, No. 250, Kuo Kuang Rd, Taichung 402, Taiwan.