DOI:
        10.1055/s-00000180
      
      
        Journal of Neurological Surgery Part A: Central European Neurosurgery
      
      
        
          
            Ausgabe 04 ·
           Volume 76 ·
           Juli 2015
            
          
           DOI: 10.1055/s-005-29440 
          
          
          
  
    
      
    
  
  
        
        
  
  
    
  
  
  
    
  
  
  
    
  
  
  
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
  
    
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
        
          
            
              
              
              
                
                  
                    
                    
                      
                          
                          
                            
                             
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                            
                          
                          
                          
                          
  
  
    
      
        322a
      
    
  
  
  
                      
                          
                          
                            
                            Original Article
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                            
                          
                          
                          
                          
  
  
    
      
        261
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Wang, Xiaodong; 
              
            
          
            
              
              Yang, Lin; 
              
            
          
            
              
              Zhang, Hengzhu; 
              
            
          
            
              
              Yan, Zhengcun; 
              
            
          
            
              
              She, Lei: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        268
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Chang, Han; 
              
            
          
            
              
              Baek, Dong-Hoon; 
              
            
          
            
              
              Choi, Byung-Wan: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        274
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Bisson, Erica F.; 
              
            
          
            
              
              Mumert, Michael L.; 
              
            
          
            
              
              Mazur, Marcus D.; 
              
            
          
            
              
              Dailey, Andrew T.; 
              
            
          
            
              
              Schmidt, Meic H.: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        279
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Spatenkova, Vera; 
              
            
          
            
              
              Bradac, Ondrej; 
              
            
          
            
              
              Skrabalek, Pavel: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        291
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Torres-Corzo, Jaime Gerardo; 
              
            
          
            
              
              Sanchez-Rodriguez, Jose; 
              
            
          
            
              
              Castillo-Rueda, Juan Lucino; 
              
            
          
            
              
              Falcon-Escobedo, Reynaldo; 
              
            
          
            
              
              Cervantes, Dominic; 
              
            
          
            
              
              Rodriguez-Della Vecchia, Roberto; 
              
            
          
            
              
              Vinas-Rios, Juan Manuel: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        298
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Rapp, Marion; 
              
            
          
            
              
              Sadat, Hosai; 
              
            
          
            
              
              Slotty, Philipp Joerg; 
              
            
          
            
              
              Steiger, Hans Jakob; 
              
            
          
            
              
              Budach, Wilfried; 
              
            
          
            
              
              Sabel, Michael: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        303
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Malham, Gregory M.; 
              
            
          
            
              
              Goss, Ben; 
              
            
          
            
              
              Blecher, Carl: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        309
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Grandhi, Ramesh; 
              
            
          
            
              
              Hunnicutt, Christopher T.; 
              
            
          
            
              
              Harrison, Gillian; 
              
            
          
            
              
              Zwagerman, Nathan T.; 
              
            
          
            
              
              Snyderman, Carl H.; 
              
            
          
            
              
              Gardner, Paul A.; 
              
            
          
            
              
              Hartman, Douglas J.; 
              
            
          
            
              
              Horowitz, Michael: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                            
                            Review Article
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                            
                          
                          
                          
                          
  
  
    
      
        318
      
    
  
  
  
                      
                          
                          
                            
                            Case Report
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                            
                          
                          
                          
                          
  
  
    
      
        323
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Millesi, Matthias; 
              
            
          
            
              
              Wang, Wei-Te; 
              
            
          
            
              
              Herta, Johannes; 
              
            
          
            
              
              Bavinzski, Gerhard; 
              
            
          
            
              
              Knosp, Engelbert; 
              
            
          
            
              
              Gruber, Andreas: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        328
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Grassi, Piergiacomo; 
              
            
          
            
              
              Strianese, Diego; 
              
            
          
            
              
              Mariniello, Giuseppe; 
              
            
          
            
              
              Bonavolontà, Giulio: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        332
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Lee, Sung Ho; 
              
            
          
            
              
              Choi, Seok Keun; 
              
            
          
            
              
              Kim, Johnho: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                            
                            Erratum
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                            
                          
                          
                          
                          
  
  
    
      
        337
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Pimenta, Luiz; 
              
            
          
            
              
              Turner, Alex; 
              
            
          
            
              
              Oliveira, Leonardo; 
              
            
          
            
              
              Marchi, Luis; 
              
            
          
            
              
              Cornwall, Bryan: