Cerebral Venous Thrombosis

Question 1

AETIOLOGY

Common causes/risk factors

Answer 1

• Septic
  
  • Nearby infection such as sinusitis, facial infection, peri-orbital, ottitis media, meningitis, sepsis
• Aseptic
  
  • Trauma
  • Post-surgical
  • Hyper-coagulable state
  • Malignancy
  • Vascular abnormalities

Question 2

CLINICAL FEATURES

Presentation

Answer 2

• Rapid onset signs and symptoms
• Headache
  
  • Unilateral and localised
• Peri-orbital oedema
• Chemosis and protosis
• Lateral gaze palsy
• Opthalmoplegia
• Fever if septic