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Cervical artery dissections: multiple dissections and morphometric data
  1. Antti J Metso,
  2. Turgut Tatlisumak
  1. Helsinki University Central Hospital, Helsinki, Finland
  1. Dr Antti Metso, Department of Neurology, Helsinki University Central Hospital, Haartmaninkatu 4, 00290 Helsinki, Finland; antti.metso{at}

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Cervicocerebral artery dissection (CAD) is “a common rare disease,” with an annual incidence of 2.6 to 2.9 patients per 100 000 people. In adults younger than 50 years of age, ∼15% of all ischaemic strokes are caused by CAD, while cardioembolism, representing a wider spectrum of pathological conditions, explain ∼20% of cases.

Arnold et al1 report the results of two studies, contributing to our understanding of the characteristics of CAD (see page 171). They …

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  • Competing interests: None.

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