EURORAD ESR

Case 14830

Hypertrophic olivary degeneration.

Author(s)
Donato Angel, MD(1, 2) Huapaya Torres Janice, MD. Gilbert, Bruce C. MD. Figueroa Ramon E. MD. FACR. (2)

1.Hospital Militar Central, Bogota, Colombia.
2.Augusta University. Augusta, GA 30912 USA
Email:donatoangel@yahoo.com
 
Patient
male, 61 year(s)
 
 
  • Figure 1
    Emergency head CT
     

    Emergency CT shows hyperdense lesion corresponding to an acute haemorrhage at the dorsal pons.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: CT; Procedure: Education; Special Focus: Pathology;

    Emergency CT shows hyperdense lesion corresponding to an acute haemorrhage at the dorsal pons.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: CT; Procedure: Education; Special Focus: Pathology;

    Emergency CT shows hyperdense lesion corresponding to an acute haemorrhage at the dorsal pons.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: CT; Procedure: Education; Special Focus: Pathology;

    Emergency CT shows hyperdense lesion corresponding to an acute haemorrhage at the dorsal pons.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: CT; Procedure: Education; Special Focus: Pathology;
     
     
  • Figure 2
    Axial T1
     

    Day 0. Interval evolution of haemorrhage of the dorsal pons, a slightly eccentric to the right.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;

    Day 30. Interval evolution of haemorrhage of the dorsal pons, a slightly eccentric to the right.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;

    Day 120. Interval evolution of haemorrhage of the dorsal pons, a slightly eccentric to the right.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;

    Day 270. Interval evolution of haemorrhage of the dorsal pons, a slightly eccentric to the right.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;
     
     
  • Figure 3
    Sagittals
     

    Day 0. Interval evolution of haemorrhage of the dorsal pons.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;

    Day 30. Interval evolution of haemorrhage of the dorsal pons.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;

    Day 120. Interval evolution of haemorrhage of the dorsal pons.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;

    Day 270. Interval evolution of haemorrhage of the dorsal pons.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;
     
     
  • Figure 4
    Coronal T1
     

    Day 270. Interval development of an expansile lesion of the right medullary olive.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;

    Day 270. Interval development of an expansile lesion of the right medullary olive.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;
     
     
  • Figure 5
    Coronal FLAIR
     

    Day 270. Interval development of an expansile lesion of the right medullary olive.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;

    Day 270. Interval development of an expansile lesion of the right medullary olive.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;
     
     
  • Figure 6
    Graphic of the triangle of Guillain and Mollaret

    The triangle of Guillain and Mollaret, also known as dentato-rubro-olivary pathway.

     
    Area of Interest: Neuroradiology brain; Imaging Technique: MR; Procedure: Education; Special Focus: Pathology;
     
     
Emergency CT shows hyperdense lesion corresponding to an acute haemorrhage at the dorsal pons.
 
Emergency CT shows hyperdense lesion corresponding to an acute haemorrhage at the dorsal pons.
 
Emergency CT shows hyperdense lesion corresponding to an acute haemorrhage at the dorsal pons.
 
Emergency CT shows hyperdense lesion corresponding to an acute haemorrhage at the dorsal pons.
 
Day 0. Interval evolution of haemorrhage of the dorsal pons, a slightly eccentric to the right.
 
Day 30. Interval evolution of haemorrhage of the dorsal pons, a slightly eccentric to the right.
 
Day 120. Interval evolution of haemorrhage of the dorsal pons, a slightly eccentric to the right.
 
Day 270. Interval evolution of haemorrhage of the dorsal pons, a slightly eccentric to the right.
 
Day 0. Interval evolution of haemorrhage of the dorsal pons.
 
Day 30. Interval evolution of haemorrhage of the dorsal pons.
 
Day 120. Interval evolution of haemorrhage of the dorsal pons.
 
Day 270. Interval evolution of haemorrhage of the dorsal pons.
 
Day 270. Interval development of an expansile lesion of the right medullary olive.
 
Day 270. Interval development of an expansile lesion of the right medullary olive.
 
Day 270. Interval development of an expansile lesion of the right medullary olive.
 
Day 270. Interval development of an expansile lesion of the right medullary olive.
 
The triangle of Guillain and Mollaret, also known as dentato-rubro-olivary pathway.
 
 
 
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