The effect of sumatriptan on cephalic arteries: A 3T MR-angiography study in healthy volunteers

Faisal Mohammad Amin, Mohammad Sohail Asghar, Julie W Ravneberg, Patrick Jh de Koning, Henrik Bw Larsson, Jes Olesen, Messoud Ashina

    27 Citationer (Scopus)

    Abstract

    AIM: To explore a possible differential effect of sumatriptan on extracerebral versus cerebral arteries, we examined the superficial temporal (STA), middle meningeal (MMA), extracranial internal carotid (ICAextra), intracranial internal carotid (ICAintra), middle cerebral (MCA) and basilar arteries (BA). METHODS: The arterial circumferences were recorded blindly using high-resolution magnetic resonance angiography before and after subcutaneous sumatriptan injection (6 mg) in 18 healthy volunteers. RESULTS: We found significant constrictions of MMA (16.5%), STA (16.4%) and ICAextra (15.2%) ( P  ≤ 0.001). Smaller, but statistically significant, constrictions were seen in MCA (5.5%) and BA (2.1%) ( P  ≤ 0.012). ICAintra change 1.8% was not significant ( P  = 0.179). The constriction of cerebral arteries was significantly smaller than the constriction of extracerebral arteries ( P  
    OriginalsprogEngelsk
    TidsskriftCephalalgia
    ISSN0333-1024
    DOI
    StatusUdgivet - sep. 2013

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