Ventricles, Hemispheres, Venous Sinuses Flashcards

1
Q

What does CVT stand for?

A

Central venous thrombosis

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2
Q

What is central venous thrombosis (CVT)?

A

Blod clot of a cerebral vein in the brain

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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

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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
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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
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6
Q

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

A

Unilateral

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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
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8
Q

What is the treatment for cerebral venous thrombosis?

A
  • Thrombectomy
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