Mohammed Abdelfatah Essayed Zein <br/><br/>
Primary malignant bone tumors nasser institute hospital experience /  
 دراسة الأورام السرطانية الناشئة من العظم بمرضى معهد ناصر 
Mohammed Abdelfatah Essayed Zein ; Supervised Alaa Mohamed Elhaddad , Ahmed Mohamed Kamel , Dalia Mohamed Ibrahim 
 - Cairo :   Mohammed Abdelfatah Essayed Zein ,   2013 
 - 105P. :   charts , facsimiles ;   25cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - National Cancer Institute - Department of Pediatric Oncology 
<br/><br/> Bone tumors may be classified as primary which originate in the bone and secondary tumors which originate elsewhere . Primary tumors are more uncommon compared to secondary or metastatic tumors . Primary tumors of bone can be divided into benign tumors and cancers . This is a retropective study of 147 patients with pathology proven primary bone tumors who presented to pediatric oncology department department at Nasser Institute hospital. Cairo Egypt during the period from January 2000 till the end of May 2011 
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<br/><br/><label>Subjects--Index Terms: </label>Primary malignant bone tumors Prognostic factors   Treatment outcome