PMC9678708_01
Axial T2-weighted image shows a predominantly cystic mass located inside the left lateral ventricle.
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T2-weighted image (Fig. 1).
Axial apparent diffusion coefficient map of the lesion and normal-appearing parenchyma.
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The mean apparent diffusion coefficient values for the solid component of mass was 0.95 x 10-3 mm2/s (Fig. 2). The cerebral blood flow value of solid component of mass and normal parenchyma was 45.3 and 20.3, respectively (Fig. 3).
Arterial spin-labeling image of the lesion and normal-appearing parenchyma.
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The mean apparent diffusion coefficient values for the solid component of mass was 0.95 x 10-3 mm2/s (Fig. 2). The cerebral blood flow value of solid component of mass and normal parenchyma was 45.3 and 20.3, respectively (Fig. 3).
Magnetic resonance spectroscopy of the lesion.
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On magnetic resonance imaging spectroscopy, the choline/N-acetyl aspartate ratio of the solid part of mass was 2.17 (Fig. 4).
Axial T1-perfusion map of the lesion and normal-appearing parenchyma.
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T1-perfusion map, were 107.66 vs 2.95, 1724.78 vs 55.46, 115.10 vs 4.45, 138.58 vs 56.69, 137.14 vs 16.39, 4.17 vs 12.87, and 226,365 vs 165, respectively (Fig. 5).