Objective To explore the curative effect of PLDD combined with subarachnoid root block used for PLID.

目的探讨经皮激光椎间盘减压术联合神经根阻滞治疗腰椎间盘突出症的临床效果。

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Percutaneous laser disc decompression; Subarachnoid root block; Lumbar intervertebral disc protrusion.

经皮激光椎间盘减压；神经根阻滞；腰椎间盘突出。

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Methods 52 cases of patients with PLID as studied object, was given treatment of percutaneous laser disc decompression (PLDD) combined with subarachnoid root block.

方法52例腰椎间盘突出患者作为研究对象，给予经皮激光椎间盘减压术联合神经根阻滞治疗。

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Leaders in Beijing are worried that Shenyang officials might try to block further attempts to root out corruption in the city and to punish offenders.

ECONOMIST: Reformers struggle against the odds

The Republicans, who can muster enough votes to block the governor's budget, refuse to consider tax increases unless they are accompanied by a root-and-branch overhaul of state finances and a mass sell-off of state assets.

ECONOMIST: California's budget