Dural venous sinus thrombosis

Case contributed by Dr Ahmed Elowaidy

Presentation

Decreased GCS

Patient Data

Age: elderly
Gender: Male
CT

The most important yet subtle abnormality is the presence of hyper dense left transverse, sigmoid and left internal jugular vein .

No acute bleeding or infraction at the time of the examination. 

Extensive White matter ischemic changes is also noted.

CT

Post contrast examination confirms the non enhancement of the above mentioned veins confirming the venous sinus thrombosis. This is a critical finding.

Case Discussion

Venous sinus thrombosis is a critical imaging finding , once found , search for the following:

1- Complications : The presence of haemorrhagic venous infarction (sometimes can be quite subtle), and any associated complication as mass effect and brain herniation.

2- Underlying cause: as nearby infection (e.g mastoiditis) or infiltrating tumour or patient hyper coagulable status .

3- Evaluate the extension and if it involves the deep venous system of the brain.

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Case information

rID: 33129
Case created: 1st Jan 2015
Last edited: 29th Sep 2015
Inclusion in quiz mode: Included

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