EURORAD ESR

Case 9295

Nasosphenoidal schwannoma

Author(s)
Manenti G, Assako Ondo EP, Antonicoli M, Di Poce I, Llubani R, Simonetti G
 
Patient
female, 30 year(s)
 
 
  • Figure 1
    CT image

    Coronal CT reconstruction showing hypodense soft tissue with regular edges and polypoid appearance extending from nasal cavity to nasopharinx and left sphenoid cavity.

     
    Area of Interest: Head and neck;
     
     
  • Figure 2
    Preoperative T2 Weighted MR image
     

    Coronal T2-weighted MR image shows polypoid solid tissue extending from nasopharyngeal space to the left sphenoid sinus.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: MR;

    Coronal T1-weighted MR image after intravenous injection of paramagnetic contrast agent shows polypoid enhancing tissue extending from nasopharyngeal space to the left sphenoid sinus.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: MR;

    Sagittal T1-weighted MR image before intravenous injection of paramagnetic contrast agent shows polypoid solid tissue extending from nasopharyngeal space to the left sphenoid sinus.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: MR;

    Axial T1-weighted MR image after intravenous injection of paramagnetic contrast agent shows polypoid enhancing tissue extending from nasopharyngeal space to the left sphenoid sinus.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: MR;

    Axial T1-weighted MR image before intravenous injection of paramagnetic contrast agent shows polypoid solid tissue at left nasopharyngeal space.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: MR;

    Axial T1-weighted MR image after intravenous injection of paramagnetic contrast agent shows polypoid solid tissue at left nasopharyngeal space.

     
    Area of Interest: Head and neck; Neuroradiology brain; Imaging Technique: MR;
     
     
  • Figure 3
    Endoscopic images
     

    Endoscopic image showing expansive solid tissue growing into naso-pharyngeal space.

     
    Area of Interest: Ear / Nose / Throat; Procedure: Endoscopy; Intraoperative;

    Endoscopic image showing expansive solid tissue growing into naso-pharyngeal space.

     
    Area of Interest: Ear / Nose / Throat; Procedure: Endoscopy; Intraoperative;

    Endoscopic image of the surgery procedure showing complete excision of the mass.

     
    Area of Interest: Ear / Nose / Throat; Procedure: Endoscopy; Intraoperative;

    Endoscopic image of the surgery procedure showing complete excision of the mass.

     
    Area of Interest: Ear / Nose / Throat; Procedure: Endoscopy; Intraoperative;
     
     
  • Figure 4
    MRI follow-up
     

    At one year MRI follow-up axial T1-weighted image before intravenous injection of Gadolinium-DTPA shows the presence of solid tissue unremoved by the surgical approach.

     
    Area of Interest: Ear / Nose / Throat; Head and neck; Neuroradiology brain; Imaging Technique: MR;

    At one year MRI follow-up sagittal T1-weighted image after intravenous injection of Gadolinium-DTPA shows the persistence of a huge enhancing tissue at the surgical site.

     
    Area of Interest: Ear / Nose / Throat; Head and neck; Neuroradiology brain; Imaging Technique: MR;

    At one year MRI follow-up axial T1-weighted image after intravenous injection of Gadolinium-DTPA shows the persistence of a huge enhancing tissue that results unremoved from the surgical approach.

     
    Area of Interest: Ear / Nose / Throat; Head and neck; Neuroradiology brain; Imaging Technique: MR;

    At one year MRI follow-up coronal T1-weighted image after intravenous injection of Gadolinium-DTPA shows the persistence of a huge enhancing tissue that results unremoved from the surgical approach.

     
    Area of Interest: Ear / Nose / Throat; Head and neck; Neuroradiology brain; Imaging Technique: MR;
     
     
  • Figure 5
    H&E histopathology examination

    High cell density tissue composed of compact arrangement of spindle cells (Antoni A Schwannoma) at H&E histopathology examination.

     
    Area of Interest: Ear / Nose / Throat; Head and neck;
     
     
Coronal CT reconstruction showing hypodense soft tissue with regular edges and polypoid appearance extending from nasal cavity to nasopharinx and left sphenoid cavity.
 
Coronal T2-weighted MR image shows polypoid solid tissue extending from nasopharyngeal space to the left sphenoid sinus.
 
Coronal T1-weighted MR image after intravenous injection of paramagnetic contrast agent shows polypoid enhancing tissue extending from nasopharyngeal space to the left sphenoid sinus.
 
Sagittal T1-weighted MR image before intravenous injection of paramagnetic contrast agent shows polypoid solid tissue extending from nasopharyngeal space to the left sphenoid sinus.
 
Axial T1-weighted MR image after intravenous injection of paramagnetic contrast agent shows polypoid enhancing tissue extending from nasopharyngeal space to the left sphenoid sinus.
 
Axial T1-weighted MR image before intravenous injection of paramagnetic contrast agent shows polypoid solid tissue at left nasopharyngeal space.
 
Axial T1-weighted MR image after intravenous injection of paramagnetic contrast agent shows polypoid solid tissue at left nasopharyngeal space.
 
Endoscopic image showing expansive solid tissue growing into naso-pharyngeal space.
 
Endoscopic image showing expansive solid tissue growing into naso-pharyngeal space.
 
Endoscopic image of the surgery procedure showing complete excision of the mass.
 
Endoscopic image of the surgery procedure showing complete excision of the mass.
 
At one year MRI follow-up axial T1-weighted image before intravenous injection of Gadolinium-DTPA shows the presence of solid tissue unremoved by the surgical approach.
 
At one year MRI follow-up sagittal T1-weighted image after intravenous injection of Gadolinium-DTPA shows the persistence of a huge enhancing tissue at the surgical site.
 
At one year MRI follow-up axial T1-weighted image after intravenous injection of Gadolinium-DTPA shows the persistence of a huge enhancing tissue that results unremoved from the surgical approach.
 
At one year MRI follow-up coronal T1-weighted image after intravenous injection of Gadolinium-DTPA shows the persistence of a huge enhancing tissue that results unremoved from the surgical approach.
 
High cell density tissue composed of compact arrangement of spindle cells (Antoni A Schwannoma) at H&E histopathology examination.
 
 
 
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