Spatial orientation of the thalami.

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High-signal-intensity lesions on T2-weighted MR images

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Presentation transcript:

Spatial orientation of the thalami. Spatial orientation of the thalami. A, Grade 0: Axial T2-weighted image shows the thalami with their long axes at an angle approximately 30° to 45° relative to the plane of the IHF (arrows).B, Grade 1: Axial T2-weighted image shows the thalami with their long axes approximately parallel to the plane of the IHF (arrows).C, Grade 2: Axial T2-weighted image shows the thalami with their long axes approximately perpendicular to the plane of the IHF (arrows). Erin M. Simon et al. AJNR Am J Neuroradiol 2000;21:1955-1961 ©2000 by American Society of Neuroradiology