EURORAD ESR

Case 15023

Endolymphatic Sac Tumor (ELST): a case report.

Author(s)
Anne-Sophie Vanhoenacker1, Wendeline Reniers2, Dirk Peeters3, Tony van Haverbergh4, Thomas Somers4, Patrick Seynaeve5

1Department of radiology, AZ Groeninge, President Kennedylaan 4, Kortrijk, Belgium; Email:asvanhoenacker@gmail.com
2Department of neurology, AZ Groeninge, President Kennedylaan 4, Kortrijk, Belgium; email: wendeline.reniers@kuleuven.student.be
3Department of neurology, AZ Groeninge, President Kennedylaan 4, Kortrijk, Belgium;
email: dirk.peeters@azgroeninge.be
4Department of head-neck surgery, Sint Augustinus, Oosterveldlaan 24, 2610 Wilrijk, Belgium
5Department of radiology, AZ Groeninge, President Kennedylaan 4, Kortrijk, Belgium;
email: patrick.seynaeve@azgroeninge.be
 
Patient
female, 45 year(s)
 
 
  • Figure 1
    Axial T2 FLAIR weighted MRI

    Heterogeneous mass located in the right cerebellopontine angle. Dimensions are 19 x 25 millimetres.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: MR; Procedure: Comparative studies; Special Focus: Neoplasia;
     
     
  • Figure 2
    Axial contrast enhanced T1 weighted MRI

    Heterogeneous contrast-enhancing mass with hyperintense foci located in de right cerebellopontine angle.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: MR; Procedure: Comparative studies; Special Focus: Neoplasia;
     
     
  • Figure 3
    Coronal contrast enhanced T1 weighted MRI

    Heterogeneous contrast-enhancing mass in the coronal plane.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: MR; Procedure: Comparative studies; Special Focus: Neoplasia;
     
     
  • Figure 4
    Coronal Computed Tomography of the Petrous bone (Right side)

    Invasion of the destructive mass in the superior and posterior semicircular canals.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: CT; Procedure: Comparative studies; Special Focus: Neoplasia;
     
     
  • Figure 5
    Axial Computed Tomography of the Petrous bone (Right side)

    Expension of the mass into the the mastoid cells with destruction and broadening of the mastoid segment of the facial nerve canal.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: CT; Procedure: Comparative studies; Special Focus: Neoplasia;
     
     
  • Figure 6
    Axial Computed Tomography of the Petrous bone (Right side)

    Extension of the mass to the stapes without destruction of the latter.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: CT; Procedure: Comparative studies; Special Focus: Neoplasia;
     
     
Heterogeneous mass located in the right cerebellopontine angle. Dimensions are 19 x 25 millimetres.
 
Heterogeneous contrast-enhancing mass with hyperintense foci located in de right cerebellopontine angle.
 
Heterogeneous contrast-enhancing mass in the coronal plane.
 
Invasion of the destructive mass in the superior and posterior semicircular canals.
 
Expension of the mass into the the mastoid cells with destruction and broadening of the mastoid segment of the facial nerve canal.
 
Extension of the mass to the stapes without destruction of the latter.
 
 
 
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