[Transformed migraine--chronic daily headache].

  title={[Transformed migraine--chronic daily headache].},
  author={Magne Geir B{\o}e and Per Arild Monstad},
  journal={Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke},
  volume={119 29},
Transformed migraine is probably a common cause of chronic daily headache. The International Headache Society system of diagnostic classification of headache classifies headaches, not patients, and pays no attention to the long-term evolution of the patient's headache. We support the suggestion made by Silberstein et al. that transformed migraine should be used as a diagnostic label in patients suffering from chronic daily headache with "migrainous features" and a history of migraine. Since… CONTINUE READING

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