Table 1:

Plaque characteristics on multiple contrast weightings based on carotid imaging literature84,89–91

Plaque CharacteristicTOF MRAT1-WeightedPD-WeightedT2-Weighted
Fibrous capIsointense/hypointenseIsointenseIsointense/hyperintenseHyperintense
Lipid-rich necrotic coreIsointenseIsointense/hyperintenseHyperintenseHypointense
HemorrhageHyperintenseHyperintense to hypointense (with age of hemorrhage)Hypointense to hyperintenseHypointense to hyperintense
CalcificationHypointenseHypointenseHypointenseHypointense

  • Note:—PD indicates proton attenuation.