DOI:
        10.1055/s-00000079
      
      
        Skull Base
      
      
        
          
            Ausgabe 02 ·
           Volume 19 ·
           April 2009
            
          
           DOI: 10.1055/s-002-15814 
          
          
          
        
        
  
  
  
  
  
  
    
  
  
  
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
      
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
    
  
  
    
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
        
          
            
              
              
              
                
                  
                    
                    
                      
                          
                          
                            
                            ORIGINAL ARTICLE
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                            
                          
                          
                          
                          
  
  
    
      
        117
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Herrera, Diego A.; 
              
            
          
            
              
              Dublin, Arthur B.; 
              
            
          
            
              
              Ormsby, Eleanor L.; 
              
            
          
            
              
              Aminpour, Shervin; 
              
            
          
            
              
              Howell, Lydia P.: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        127
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Sakashita, Tomohiro; 
              
            
          
            
              
              Oridate, Nobuhiko; 
              
            
          
            
              
              Homma, Akihiro; 
              
            
          
            
              
              Nakamaru, Yuji; 
              
            
          
            
              
              Suzuki, Fumiyuki; 
              
            
          
            
              
              Hatakeyama, Hiromitsu; 
              
            
          
            
              
              Taki, Shigenari; 
              
            
          
            
              
              Sawamura, Yutaka; 
              
            
          
            
              
              Yamamoto, Yuhei; 
              
            
          
            
              
              Furuta, Yasushi; 
              
            
          
            
              
              Fukuda, Satoshi: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        133
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Ward, P. Daniel; 
              
            
          
            
              
              Heth, Jason A.; 
              
            
          
            
              
              Thompson, B. Gregory; 
              
            
          
            
              
              Marentette, Lawrence J.: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        141
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Kumar, Cherukuri Ravi; 
              
            
          
            
              
              Vannemreddy, Prasad; 
              
            
          
            
              
              Nanda, Anil: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        151
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Wigand, Malte Erik; 
              
            
          
            
              
              Iro, Heinrich; 
              
            
          
            
              
              Bozzato, Alessandro: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                            
                            CASE REPORT
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                            
                          
                          
                          
                          
  
  
    
      
        159
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Del Pero, Marcos Martinez; 
              
            
          
            
              
              Lloyd, Simon K. W.; 
              
            
          
            
              
              Moffat, David A.: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        163
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
          
          
            
              
              Pritz, Michael B.; 
              
            
          
            
              
              Burgett, Richard A.: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        171
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Raynham, Oliver W.; 
              
            
          
            
              
              Mulwafu, Wakisa; 
              
            
          
            
              
              Fagan, Johannes J.: 
              
            
          
      
    
    
    
    
      
      
        
      
      
        
        
        
      
    
    
      
    
    
    
    
    
    
    
      
    
   
                      
                          
                          
                          
                          
                          
                            
                          
                          
                            
                          
                          
                          
                          
                          
                          
  
  
    
      
        177
      
    
  
  
  
    
    
    
      
    
    
      
        
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
            
              
            
          
          
          
            
              
              Herold, Christian; 
              
            
          
            
              
              Giordano, Mario; 
              
            
          
            
              
              Naka, Takahiko; 
              
            
          
            
              
              Gerganov, Venelin; 
              
            
          
            
              
              Samii, Madjid; 
              
            
          
            
              
              Samii, Amir: