EURORAD ESR

Case 10473

Bilateral ocular involvement in a patient with Rosai-Dorfman disease

Author(s)
Lorenzoni G, Cervelli R, Fiorini S, Gabelloni M, Tani U, Ginanni B, Neri E, Bartolozzi C.

Department of Diagnostic and Interventional Radiology,
University Hospital of Pisa, Italy
 
Patient
male, 51 year(s)
 
 
  • Figure 1
    MRI examination of the bone RDD
     

    Axial T1-weighted image shows lytic isointense to hypointense lesions in both tibias.

     
    Area of Interest: Musculoskeletal bone; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;

    Coronal T1-weighted image shows bilateral lytic isointense to hypointense lesions in the lower leg.

     
    Area of Interest: Musculoskeletal bone; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;

    Sagittal T1-weighted image shows isointense lesion at the left humerus.

     
    Area of Interest: Musculoskeletal bone; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;
     
     
  • Figure 2
    MR T1-weighted images
     

    Axial T1-weighted image shows bilateral intraconal isointense lesions.

     
    Area of Interest: Eyes; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;

    Axial T1-weighted image shows bilateral isointense orbit lesions.

     
    Area of Interest: Eyes; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Parasites;

    Axial T1-weighted image shows subtle loss of marrow fat signal in the right posterior wall of the sphenoid sinus representing a focus of RDD.

     
    Area of Interest: Bones; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;

    Axial T1-weighted image shows Rosai-Dorfman disease localization at the right side of the clivus.

     
    Area of Interest: Bones; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;
     
     
  • Figure 3
    MRI T2-weighted images
     

    Axial T2-weighted image shows bilateral hypointense lesions of the orbit.

     
    Area of Interest: Eyes; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;

    Axial T2-weighted image shows bilateral hypointense orbit lesions.

     
    Area of Interest: Eyes; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;

    Axial T1-weighted image shows subtle loss of marrow fat signal in the right posterior wall of the sphenoid sinus representing a focus of RDD.

     
    Area of Interest: Bones; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;

    Axial T2-weighted image shows Rosai-Dorfman disease localization at the right side of the clivus.

     
    Area of Interest: Bones; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;
     
     
  • Figure 4
    MRI after contrast medium administration
     

    Axial fat-sat post-contrast T1W image shows homogeneous enhancement of the orbital lesions shown in figures 2 and 3.

     
    Area of Interest: Eyes; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;

    Axial fat-sat post-contrast T1W image shows homogeneous enhancement of the orbital lesions shown in figures 2 and 3.

     
    Area of Interest: Eyes; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;

    Axial fat-sat post-contrast T1W image shows homogeneous enhancement of the bony lesions shown in figures 2 and 3.

     
    Area of Interest: Bones; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;

    Axial fat-sat post-contrast T1W image shows homogeneous enhancement of the bony lesions shown in figures 2 and 3.

     
    Area of Interest: Bones; Imaging Technique: MR; Procedure: Diagnostic procedure; Special Focus: Pathology;
     
     
Axial T1-weighted image shows lytic isointense to hypointense lesions in both tibias.
 
Coronal T1-weighted image shows bilateral lytic isointense to hypointense lesions in the lower leg.
 
Sagittal T1-weighted image shows isointense lesion at the left humerus.
 
Axial T1-weighted image shows bilateral intraconal isointense lesions.
 
Axial T1-weighted image shows bilateral isointense orbit lesions.
 
Axial T1-weighted image shows subtle loss of marrow fat signal in the right posterior wall of the sphenoid sinus representing a focus of RDD.
 
Axial T1-weighted image shows Rosai-Dorfman disease localization at the right side of the clivus.
 
Axial T2-weighted image shows bilateral hypointense lesions of the orbit.
 
Axial T2-weighted image shows bilateral hypointense orbit lesions.
 
Axial T1-weighted image shows subtle loss of marrow fat signal in the right posterior wall of the sphenoid sinus representing a focus of RDD.
 
Axial T2-weighted image shows Rosai-Dorfman disease localization at the right side of the clivus.
 
Axial fat-sat post-contrast T1W image shows homogeneous enhancement of the orbital lesions shown in figures 2 and 3.
 
Axial fat-sat post-contrast T1W image shows homogeneous enhancement of the orbital lesions shown in figures 2 and 3.
 
Axial fat-sat post-contrast T1W image shows homogeneous enhancement of the bony lesions shown in figures 2 and 3.
 
Axial fat-sat post-contrast T1W image shows homogeneous enhancement of the bony lesions shown in figures 2 and 3.
 
 
 
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