Spondylolysis and spondylolisthesis can be incredibly painful conditions for a child. Learn about treatments from HSS pediatric orthopedic experts.

Elongation of the pars can also be seen in congenital spondylolisthesis, in which the pars lesion is due to a congenital anomaly of the L5-S1 facet articulation.

I have been diagnosed after x-rays with "bilateral spondylolysis at L5 resulting in Grade 1 polisthesis of L5 in relation to S1. Mild facet hypertrophy at L5/S1.On referring back to my GP, he informed ...

The lumbosacral joint (L5-S1) connects the lumbar spine and sacral spine. Learn more about its anatomy, function, and potential issues.

L5/S1 节段作为腰椎中极易发生退变的部位，当其出现术前退变时，术后 ASDis 的发生风险更高。 以往，临床医生对于是否融合严重退变的 L5/S1 节段常感到困惑，“一刀切” 的预防手术方式，要么增加患者手术创伤和费用，要么因未治疗现有退变导致二次手术困难且效果不佳。

Purpose: For patients who suffered from L5 spondylolysis and fail to improve using conservative treatment, the best surgical strategy remains controversial. This study compares the efficacy of the ...

Purpose: I titled this phenomenon “Kiran Nandivada’s stuck blade in a grinder jar degenerative cascade by LSTV at L5-S1” to clearly explain how an abnormal mega-transverse apophysis with its various ...

Classification of spondylolysis and spondylolisthesis / Michael Sullivan -- Children / F. Balagu and J. Dudler -- Sport, spondylolysis and spondylolysthesis / E. Munting -- Children / J. Dudler and F.

L5-S1 level was defined as the operative level. After the intact model was verified, six physiological motion states were simulated by applying 500 N concentrated force and 10 Nm torque on the upper ...