Dural venous sinus thrombosis

Case contributed by Dr Ahmed Elowaidy

Presentation

Decreased GCS

Patient Data

Age: elderly
Gender: Male
Modality: 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.

Modality: 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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