Figure 1 | Scientific Reports

Figure 1

From: An increase in the posterior subarachnoid space accelerates the timing of syrinx resolution after foramen magnum decompression of type I Chiari malformation

Figure 1

pSAS was defined as the area between the dura mater and spinal cord from the foramen magnum to C2 on a midline sagittal image on T2-weighted imaging. The yellow line represents the outline of the pSAS. Representative MRI image with syrinx improvement. Right, preoperative images; Middle, postoperative images; Left, images at final follow-up.

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