EURORAD ESR

Case 13041

High Riding Jugular Bulb With Dehiscent Sigmoid Plate

Author(s)
Rania Zeitoun, MD, FRCR

Kasr Alainy School of Medicine, Faculty of Medicine, Cairo University, Radiology; Kasr AlAiny 11562 Cairo, Egypt; Email:raniazeitoun@gmail.com - rania.zeitoun@kasralainy.edu.eg
 
Patient
male, 34 year(s)
 
 
  • Figure 1
    CT images
     

    Axial section: Thinned out sigmoid plate (blue arrow) with the jugular vein protruding into the middle ear

     
    Area of Interest: Head and neck; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Haemodynamics / Flow dynamics;

    Axial section: High riding jugular bulb (yellow arrow) extending upto the level of IAC (red arrow)

     
    Area of Interest: Head and neck; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Haemodynamics / Flow dynamics;

    Coronal section: The right jugular vein is seen protruding into the middle ear cavity (arrow)

     
    Area of Interest: Head and neck; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Haemodynamics / Flow dynamics;
     
     
  • Figure 2
    CT-axial
     

    The right jugular vein is seen protruding into the middle ear cavity with dehiscent sigmoid bone plate

     
    Area of Interest: Head and neck; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Haemodynamics / Flow dynamics;

    The right jugular vein is seen protruding into the middle ear cavity with dehiscent sigmoid bone plate

     
    Area of Interest: Head and neck; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Haemodynamics / Flow dynamics;

    The right jugular vein is seen protruding into the middle ear cavity with dehiscent sigmoid bone plate

     
    Area of Interest: Head and neck; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Haemodynamics / Flow dynamics;

    The right jugular vein is seen protruding into the middle ear cavity with dehiscent sigmoid bone plate

     
    Area of Interest: Head and neck; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Haemodynamics / Flow dynamics;

    The right jugular vein is seen protruding into the middle ear cavity with dehiscent sigmoid bone plate

     
    Area of Interest: Head and neck; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Haemodynamics / Flow dynamics;

    notice the tip of the jugular bulb reaches up to a level where the IAC is seen

     
    Area of Interest: Head and neck; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Haemodynamics / Flow dynamics;
     
     
Axial section: Thinned out sigmoid plate (blue arrow) with the jugular vein protruding into the middle ear
 
Axial section: High riding jugular bulb (yellow arrow) extending upto the level of IAC (red arrow)
 
Coronal section: The right jugular vein is seen protruding into the middle ear cavity (arrow)
 
The right jugular vein is seen protruding into the middle ear cavity with dehiscent sigmoid bone plate
 
The right jugular vein is seen protruding into the middle ear cavity with dehiscent sigmoid bone plate
 
The right jugular vein is seen protruding into the middle ear cavity with dehiscent sigmoid bone plate
 
The right jugular vein is seen protruding into the middle ear cavity with dehiscent sigmoid bone plate
 
The right jugular vein is seen protruding into the middle ear cavity with dehiscent sigmoid bone plate
 
notice the tip of the jugular bulb reaches up to a level where the IAC is seen
 
 
 
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