Anatomical Considerations on Surgical Anatomy of the Carotid Bifurcation

Table 2

Diameter ratios of the carotid arterial system.

Author	Study type	ICA/CCA	ECA/CCA	ICA/ECA	Inflow/outflow area
Goubergrits et al. [34], 2002	Cadaveric (86)	1.1 (0.63–1.47)			1.78 (0.67–3.21)
Schulz and Rothwell [3], 2001	Angiographic (5395)	0.63 (0.44–0.86)	0.55 (0.34–0.80)	0.88 (0.55–1.33)	0.73 (0.38–1.28)
Şehirli et al. [4], 2005	Cadaveric (20)	0.71 ± 0.13	0.78 ± 0.12	0.93 ± 0.16	1.14 ± 0.28.
Thomas et al. [35], 2005	MRA (50)	0.81 ± 0.06	0.81 ± 0.06
Ozgur et al. [13], 2008	Cadaveric (20)	0.98	0.85	0.86

MRA: magnetic resonance angiography; ICA: internal carotid artery; CCA: common carotid artery; ECA: external carotid artery.