Arthroplasty-CervicalP001 - Double Crush Syndrome of the Vertebral Artery Loop and Foraminal Stenosis Causing Monoparesis

To report a case of monoparesis caused by a vertebral artery (VA) anomaly and foraminal stenosis treated with microvascular decompression by the posterior approach.

A 51-year-old man was referred because of a 4-year history of progressive left shoulder pain refractory to other forms of treatment and a 7-month history of arm weakness. Clinical and radiologic evaluation showed an abnormally tortuous loop of left …