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Insights into Imaging
Fig. 17 | Insights into Imaging

Fig. 17

From: Manifestations of pilocytic astrocytoma: a pictorial review

Fig. 17

Supratentorial pilocytic astrocytoma with solid enhancement and vasogenic oedema. a An axial T1-weighted image shows a well-circumscribed, hypointense cerebral mass (arrows). b An axial T2-weighted image shows a hyperintense mass. Note the vasogenic oedema around the mass (arrows). c The lesion exhibits low signal on diffusion-weighted imaging. Contrast-enhanced axial (d) and (e) T1-weighted images demonstrate inhomogeneous enhancement of the mass

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