Highlights that acute aortic dissection can rarely present initially with severe headache.
Severe headache may signal acute aortic dissection; this case leaves open its true frequency and diagnostic implications.
The most common presenting symptom of aortic dissection is chest pain - headache as the initial manifestation is rare. We report a patient with a history of hypertension who presented with severe bifrontal headache, and was found to have an acute aortic dissection in the absence of carotid artery dissection. A discussion of the atypical presentation and possible pathophysiology follows.
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Singh et al. (2006) studied this question.
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