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Unformatted text preview: May be preceded by an Aura May be associated with halos or visual distortion Can last 4-72 hours o Cluster Headaches Unilateral focused around the eye, cheek and temporal lobe More common in men Severe pain which comes on in the early hours of the morning and lasts for 20-60 minutes o Trigeminal Neuralgia Usually unilateral Severe burning/knife like pain Acute Single Episode o Subarachnoid Haemorrhage Very rapid onset thunderclap headache Bilateral in nature, worse around the occiput Associated with Nausea and Vomiting and impaired consciousness o Acute Meningitis Headache occurs in 90% of cases Other symptoms include Sudden Fever, Nuchal Rigidity, Altered mental state and Photophobia o Angle Closure Glaucoma Sudden ocular pain with a Red eye Halos or visual distortion Fixed, mid-dilated pupil Nausea and Vomiting...
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- Fall '10