Carotico Cavernous Fistula (CFS)

Carotico Cavernous Fistula (CFS)

What is CCF?

It is an abnormal connection between the carotid artery or its branches and a large vein called cavernous sinus. This sinus is located behind the eye and receives blood from it and the brain.

Types of CCF

  • Spontaneous: due to rupture of the carotid artery aneurysm into the cavernous sinus.
  • Traumatic following a head injury either blunt or penetrating.

What are the symptoms?

Patients present with classic triad of

  • Chemosis: red eye
  • Pulsatile exophthalmos: abnormal protrusion of the eye
  • Ocular bruit: blood flow sounds

Other symptoms are

  • proptosis: protrusion of the entire eye
  • Diplopia: double vision
  • Visual loss: blindness

    How is it diagnosed?

    • history
    • clinical examination
    • CT and MRI
    • Cerebral angiography

    How is it treated?

    • there is no medical treatment
    • Endovascular treatment
      • Deploying detachable balloons
      • Covered stents
      • Stent assisted coiling
      Sometimes CCF may need to be occluded through a vein
    • Surgical: opening the skull and occluding the carotid artery proximal and distal to the fistula. This sis followed by cerebral revascularization by joining the vessels of the face and those of t brain.

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Contact Us

Dr. Sai Sudarsan

Apollo Clinics
Mahal Residency
Opp SAD Hospital


Call / Whatsapp: +91-9534200013

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