Case 1

A 60-year-old woman presents to the ED complaining of an occipital headache and episodes of vertigo. Her headache started a week previously after neck manipulation by her chiropractor. The vertigo started the day before her ED presentation.

Which three risk factors for cervical artery dissection would you ask about?

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Which two cervical arteries are most commonly affected by dissection?

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Which of the following mechanisms is not a mechanism by which cervical artery dissections cause neurological symptoms?

Can you match the signs and symptoms of lateral medullary syndrome to the relevant structure?

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