Intracranial Venous Thrombosis (IVT)**** Flashcards
Where does to usually happen? - 2
It can lead to CVT. What is it?
CVT can lead to venous infarction. Why?
What is the main thing patients present with?
Sagital sinuses
Transverse sinuses
Cortical vein thrombosis
Arterial flow is blocked as well leading to a stroke due to venous blockage
Headaches due to raised ICP
Presentation:
- epilepsy
- get with raised ICP
- eyes - 2
- if you have coning??
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Seizures
N&V
Papilloedema
Impaired vision
Reduced consciousness
Stroke like focal signs due to CVT
CN palsies from local compression or CN6 palsy due to raised ICP
Mastoid pain in transverse sin
Investigations:
Why do a contrast CT or MR venography?
Why do a LP?
What blood disorder needs to be screened for?
Can see absence of sinus or empty delta sign
May show high opening pressure
RBC’s
Xanthochromia
Thrombophilia screen
Management:
What anticoagulants should be given acutely?
What should be considered long term?
What is they have seizures?
Heparin or LMWH
Warfarin
Anticonvulsants
Complications - 1
Intracranial haemorrhage
