Midline sagittal FSE T2-weighted MR image (TR/TE, 3816/105eff; echo train length, 16; section thickness, 4 mm; matrix, 512 × 256; FOV, 20 cm). Midline.

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Hypoplasia at L5, method of measurement.

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Presentation transcript:

Midline sagittal FSE T2-weighted MR image (TR/TE, 3816/105eff; echo train length, 16; section thickness, 4 mm; matrix, 512 × 256; FOV, 20 cm). Midline sagittal FSE T2-weighted MR image (TR/TE, 3816/105eff; echo train length, 16; section thickness, 4 mm; matrix, 512 × 256; FOV, 20 cm). The solid line and dotted line correspond to the Talairach and Schaltenbrand AC-PC reference lines, respectively. AC indicates the anterior commissure; CC, corpus callosum; and PC, posterior commissure. Kenneth L. Weiss et al. AJNR Am J Neuroradiol 2003;24:922-929 ©2003 by American Society of Neuroradiology