Skip to main content

Table 1 The Barrow classification of CCFs

From: Post-traumatic right carotid-cavernous fistula resulting in symptoms in the contralateral eye: a case report and literature review

 

Responsible blood vessel

Frequency

Etiology

Mainly Population

Haemodynamics

Progress

Type A

shunt between the ICA and cavernous sinus

More than 70%

associated with trauma

young male

high-flow CCFs

acute

Type B

shunt between the meningeal branches of the ICA and cavernous sinus

Less than 30%

Spontaneous

older female

low-flow CCFS

chronic or relapsing

Type C

shunt between the meningeal branches of the external carotid artery and cavernous sinus

Type D

shunt between the meningeal branches of the ICA, external carotid artery, and cavernous sinus