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Fig. 18 | Insights into Imaging

Fig. 18

From: Brain tumour post-treatment imaging and treatment-related complications

Fig. 18

Postoperative complication: abscess. A 45-year-old female with a history of right parietal lobe anaplastic astrocytoma resection. Initial post-resection imaging demonstrates faint peripheral enhancement of the surgical cavity (arrow) and no internal diffusion restriction. About 4 months after, the patient described a persistent “scab” over the surgical site, increasing headaches, and subjective fever. Repeat imaging shows thick rim enhancement (bracket) with internal diffusion restriction (arrowhead), consistent with abscess formation, confirmed intraoperatively

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