针对前路腰椎椎间融合术(ALIF)后神经失用症的发生机制，研究人员通过101例患者队列分析发现，椎间隙高度(DH)增加与腰椎前凸改善显著相关，但当前后DH分别超过18.9mm和8.6mm时，神经失用症风险增加4倍。该研究为ALIF术中DH安全阈值的确立提供了循证依据。

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Based primarily on Level 3 and 4 studies that were conducted by authors with conflicts of interest, a review of the literature shows axial interbody fusion performed at the lumbrosacral junction had a ...

I was a 41-year-old marathoner. I say ‘was’ because I just recently had a microdiscectomy on my L5-S1. After my MRI it was discovered that that disc was degenerated; so much so the surgeon told me I ...

Ehsan Jazini, MD, performed the first two-level lumbar disc replacement combining the TOPS spine system. He performed the milestone case at Reston (Va.) Hospital at L4-L5 and L5-S1, according to a Nov ...

Zhou, MD, of Orthopedic Associates of Hartford (Conn.) performed the first case using the Varisync ALIF NanoPrime system, according to a Nov. 15 news release. Zavation’s NanoPrime, which was launched ...

A 33 year-old man developed severe low back pain radiating down the left leg. Examination showed an absent left ankle reflex and loss of sensation over the left lateral foot and posterior lateral leg.

A 39 year-old man developed low back pain radiating down the right leg associated with numbness of the lateral foot. Examination showed an absent right ankle reflex, weakness of right knee and ankle ...