Red Flags

If you are experiencing any of the following symptoms, please consult with your doctor immediately

1. Thunderclap headache (intense, exploding and hyperacute onset)
2. New-onset headache in patients >50 or <10
3. Persistent morning headache with nausea
4. New onset of headache in a patient with history of cancer
5. New onset of headache in a patient with history of HIV infection
6. Progressive headache, worsening over weeks
7. Headaches associated with postural changes
8. Aura symptoms that:

• Last longer than an hour
• Include motor weakness
• Are different from previous aura
• Occur for the first time on using oral contraceptive pill