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Acute Headache: The Cannot-Miss Causes

This page translates the video into a durable study and bedside checklist, then links directly to the acute headache and GCS tools and topics.

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Key takeaways

  • Thunderclap headache is a syndrome trigger, not a reassuring diagnosis.
  • A dangerous headache is defined by context: fever, neuro deficit, papilloedema, anticoagulation, pregnancy, cancer, age.
  • Use the linked pages when you need the full differential and workup structure.

Linked topics

Acute headache symptom page

Symptom-led red flags and escalation points.

Acute headache topic

Long-form MedVellum page for the acute headache differential.

Linked tools

Glasgow Coma Scale

Use when headache is associated with reduced consciousness or trauma.