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Emerg Med J 30:165-166 doi:10.1136/emermed-2012-202190.3
  • Best Evidence Topic reports

BET 2: Dexamethasone for reduction of migraine recurrence

Report by: Andrew Neill, Registrar Emergency Medicine

Search checked by: Domhnall Brannigan, Consultant Emergency Medicine

Institution: St Vincent's University Hospital, Dublin, Ireland

Abstract

A short-cut review was carried out to establish whether the administration of dexamethasone reduced the risk of recurrence of migraine headaches at 24 h. Three hundred and fifteen articles were found using the reported search including two systematic reviews and meta-analyses. A total of nine trials was included between the two meta-analyses. One trial was included in both analyses from the abstract data but had subsequently been published with further patient data. The author, date and country of publication, patient group studied, study type, relevant outcomes, results and study weaknesses of these papers are …


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Poll

Among patients with minor TBI (GCS 13-15) getting CT scans ≥ 24 hours after injury, what proportion have a traumatic finding?

Results

0.5% - 43% response rate
3% - 41% response rate
10% - 16% response rate

Related original article: PCT head imaging in patients with head injury who present after 24 h of injury: a retrospective cohort study

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