FLAIR, T2-weighted and PD sequences show MS lesions as hyperintesities. Gadolinium-enhancing postcontrast T1-weighted images of MS foci indicate disruption of the blood-brain barrier and are ...
In MS the images of interest are T1, T1 with contrast (gadolinium [Gd]), T2, and fluid attenuated inversion recovery (FLAIR). (See Figure 1.) On T1 images of the CNS, the cerebrospinal fluid (CSF ...