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    Sagittal Angle of the Trigeminal Nerve at the Porus Trigeminus: A Novel Measurement to Distinguish Different Causes of Classic Trigeminal Neuralgia | American Journal of Neuroradiology  
    



















    































    
  
  




    
    

  

      


    

      

  
  
  

    

  

    

  

                
    

      

  

    

  
      
  
  

    


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Research ArticleHead & Neck

  
      

  
      
Sagittal Angle of the Trigeminal Nerve at the Porus Trigeminus: A Novel Measurement to Distinguish Different Causes of Classic Trigeminal Neuralgia
  
    	
B.F. Branstetter, N. Reddy, K. Patel and R. Sekula

  
    	
American Journal of Neuroradiology October 2022,  43 (10) 1460-1463; DOI: https://doi.org/10.3174/ajnr.A7634 

  
  
  



  


  
  



			

		

	
	
 	
	  
  

		
		

			

			  

  
      
  
  

    
  


  
  



  
      
  
  

    

  

    

  
      
  
  

    
References
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    Headache Classification Committee of the International Headache Society (IHS). The International Classification of Headache Disorders, 3rd ed . Cephalalgia 2018 Jan;38:629–808 doi:10.1177/0333102413485658] pmid:23771276
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    1. Hughes  MA, 
    2. Jani  RH, 
    3. Fakhran  S, et al
    . Significance of degree of neurovascular compression in surgery for trigeminal neuralgia. J Neurosurg 2019 Jun 14. [Epub ahead of print] doi:10.3171/2019.3.JNS183174 pmid:31200377
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  3. 3.↵
    1. Maarbjerg  S, 
    2. Wolfram  F, 
    3. Gozalov  A, et al
    . Significance of neurovascular contact in classical trigeminal neuralgia. Brain 2015;138:311–19 doi:10.1093/brain/awu349 pmid:25541189
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  4. 4.↵
    1. Hughes  MA, 
    2. Frederickson  AM, 
    3. Branstetter  BF, et al
    . MRI of the trigeminal nerve in patients with trigeminal neuralgia secondary to vascular compression. AJR Am J Roentgenol 2016;206:595–600 doi:10.2214/AJR.14.14156 pmid:26901017
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  5. 5.↵
    1. Barker  FG   2nd., 
    2. Jannetta  PJ, 
    3. Bissonette  DJ, et al
    . The long-term outcome of microvascular decompression for trigeminal neuralgia. N Engl J Med 1996;334:1077–83 doi:10.1056/NEJM199604253341701 pmid:8598865
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  6. 6.↵
    1. Linskey  ME, 
    2. Ratanatharathorn  V, 
    3. Penagaricano  J
    . A prospective cohort study of microvascular decompression and gamma knife surgery in patients with trigeminal neuralgia. J Neurosurg 2008;109:160–72 doi:10.3171/JNS/2008/109/12/S25 pmid:19123904
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  7. 7.↵
    1. Panczykowski  DM, 
    2. Jani  RH, 
    3. Hughes  MA, et al
    . Development and evaluation of a preoperative trigeminal neuralgia scoring system to predict long-term outcome following microvascular decompression. Neurosurgery 2020;87:71–79 doi:10.1093/neuros/nyz376 pmid:31541255
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  8. 8.↵
    1. Sekula  RF
    . Letter: the spectrum of trigeminal neuralgia without neurovascular compression. Neurosurgery 2020;86:E472 doi:10.1093/neuros/nyz550 pmid:31943077
    CrossRefPubMed
  9. 9.↵
    1. Ahn  S, 
    2. Park  SH, 
    3. Lee  KH
    . How to demonstrate similarity by using noninferiority and equivalence statistical testing in radiology research. Radiology 2013;267:328–38 doi:10.1148/radiol.12120725 pmid:23610094
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  10. 10.↵
    1. Jannetta  PJ
    . Arterial compression of the trigeminal nerve at the pons in patients with trigeminal neuralgia. J Neurosurg 1967;26:159–62 doi:10.3171/jns.1967.26.1part2.0159 pmid:6018932
    CrossRefPubMedWeb of Science
  


  
  



  




  


  
  



  
      
  
  

    
  


  
  



  
      
  
  

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Sagittal Angle of the Trigeminal Nerve at the Porus Trigeminus: A Novel Measurement to Distinguish Different Causes of Classic Trigeminal Neuralgia
  
    	
B.F. Branstetter, N. Reddy, K. Patel, R. Sekula

  
    	
American Journal of Neuroradiology Oct 2022, 43 (10) 1460-1463; DOI: 10.3174/ajnr.A7634 

  
  
  



  


  
  



  
      
  
  

    

  
    
  
  
    
  
  
    
  


  


  
  



  
      
  
  

    
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