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Updated: Jun 15, 2026

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High-resolution Functional Magnetic Resonance Imaging Methods for Human Midbrain
Published on: May 10, 2012
A "first cut" at interpreting brain mri signal intensities: what's white, what's black, and what's gray
Hemant Parmar1, Jonathan D Trobe
1Department of Radiology (Neuroradiology), Kellogg Eye Center, University of Michigan Health System, Ann Arbor, Michigan 48105, USA.
Abstract:
We propose that a simple but reasonable initial interpretation of brain and spinal cord MRI can be made by considering whether signal intensity is white or black or gray on precontrast T1-weighted and T2-weighted pulse sequences. We have formulated this task as a 2 x 2 table.

