Ventricles, Hemispheres, Venous Sinuses Flashcards
1
Q
What does CVT stand for?
A
Central venous thrombosis
2
Q
What is central venous thrombosis (CVT)?
A
Blod clot of a cerebral vein in the brain
3
Q
What is the consequence of a blood clot of the cerebral vein?
A
Block the vein, causing it to leak into brain tissues and cause a haemorrhage
4
Q
What are risk factors for cerebral venous thrombosis?
A
- Birth control (or excess oestrogen use)
- Dehydration
- Ear, face or neck infection
- Protein deficiencies
- Head trauma or injury
- Obesity
- Cancer
- Tumour
- Pregnancy
5
Q
What are symptoms of cerebral venous thrombosis?
A
- Severe headache
- Blurred vision
- Nausea
- Vomiting
- Speech impairment
- One-sided body numbness
- Weakness
- Decreased alertness
- Fainting
- Limited mobility in parts of your body
- Seizures
- Coma
- Death
6
Q
Is body numbness due to cerebral venous thrombosis unilateral or bilateral?
A
Unilateral
7
Q
What investigations are done for cerebral venous thrombosis?
A
- MRI venogram
- Produces images of blood vessels in the head
- CT venogram
- Show bones and arterial vessels, combined with contrast to produce images of blood circulation
- EEG
- To monitor brain activity
- Blood tests
- Look for clotting disorders
8
Q
What is the treatment for cerebral venous thrombosis?
A
- Thrombectomy