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. Author manuscript; available in PMC: 2024 Feb 29.
Published in final edited form as: Neuroimaging Clin N Am. 2023 Feb;33(1):11–41. doi: 10.1016/j.nic.2022.07.001
• Relentless headache
• Fever
• Worsening neurologic deficits
• Altered mental status
• Nausea and vomiting
• New seizures
• Developing papilledema