Table 1:

Plaque characteristics on multiple contrast weightings based on carotid imaging literature^84,89–91

Plaque Characteristic	TOF MRA	T1-Weighted	PD-Weighted	T2-Weighted
Fibrous cap	Isointense/hypointense	Isointense	Isointense/hyperintense	Hyperintense
Lipid-rich necrotic core	Isointense	Isointense/hyperintense	Hyperintense	Hypointense
Hemorrhage	Hyperintense	Hyperintense to hypointense (with age of hemorrhage)	Hypointense to hyperintense	Hypointense to hyperintense
Calcification	Hypointense	Hypointense	Hypointense	Hypointense

Note:—PD indicates proton attenuation.