Expert’s comment concerning Grand Rounds case entitled “Double crush syndrome caused by cervical spondylosis and vertebral artery loop” by Young Joon Rho et al. (Eur Spine J; 2017: doi:10.1007/s00586-017-5064-0)

[摘要] The authors present an interesting case and well written description of tortuous vertebral artery (VA) compression of the C6 nerve root concurrent with cervical spondylosis [1].