Ashraf Fathi Elsalawy <br/><br/>
Unilateral versus bilateral pedicle screw fixation in grade 1-11 short segment lumbar spondylolithesis /  
 المقارنة ما بين حالات التزحلق الفقاري القطنى على مستوى واحد- الدرجتين الاولى و الثانية- من ناحية واحدة أو من ناحيتين 
Ashraf Fathi Elsalawy ; Supervised Abdelaleem Ragab , Elgohary M. Elgohary , Mohammed Sedik Howeidy 
 - Cairo :   Ashraf Fathi Elsalawy ,   2012 
 - 141 P. :   charts , facsimiles ;   25cm 
<br/><br/>Thesis (Ph.D.) - Cairo University - Faculty of Medicine - Department of Neurosurgery 
<br/><br/> Spondylolithesis refers to the forward displacement of one vertebra relative to another. To compare between unilateral and bilateral transpedicular screw fixation in grade 1-11 short segment lumbar spondylolithesis as regarding clinical and radiological outcome in the two groups. 100 patients were divided into two groups according to surgical treatment: Group A 50 patients had unilateral transpedicular fixation 
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<br/><br/><label>Subjects--Index Terms: </label>Bilateral fixation Lumbar spondylolithesis Unilateral fixation