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Observational Study
©The Author(s) 2025.
World J Radiol. Sep 28, 2025; 17(9): 112983
Published online Sep 28, 2025. doi: 10.4329/wjr.v17.i9.112983
Figure 3
Figure 3 Swirl sign in a 59-year-old man who presented with sudden onset of left-sided weakness. A: Axial non-contrast computed tomography (NCCT) image performed 1.5 hours after hospital admission showed a right basal ganglia bleed with a swirl sign and intraventricular hemorrhage (blue arrowhead); B: Follow-up NCCT 6-hours later showed a significant hematoma expansion.


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