Ventricles, Hemispheres, Venous Sinuses

Question 1

What does CVT stand for?

Answer 1

Central venous thrombosis

Question 2

What is central venous thrombosis (CVT)?

Answer 2

Blod clot of a cerebral vein in the brain

Question 3

What is the consequence of a blood clot of the cerebral vein?

Answer 3

Block the vein, causing it to leak into brain tissues and cause a haemorrhage

Question 4

What are risk factors for cerebral venous thrombosis?

Answer 4

• Birth control (or excess oestrogen use)
• Dehydration
• Ear, face or neck infection
• Protein deficiencies
• Head trauma or injury
• Obesity
• Cancer
• Tumour
• Pregnancy

Question 5

What are symptoms of cerebral venous thrombosis?

Answer 5

• 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

Question 6

Is body numbness due to cerebral venous thrombosis unilateral or bilateral?

Answer 6

Unilateral

Question 7

What investigations are done for cerebral venous thrombosis?

Answer 7

• 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

Question 8

What is the treatment for cerebral venous thrombosis?

Answer 8

• Thrombectomy