Fig. 1 (abstract P177).From: 12th European Headache Federation Congress jointly with 32nd National Congress of the Italian Society for the Study of HeadachesPerfusion Computed Tomography (Mean Transit Time images) performed during migrainous aura of the six patients. Circles with red arrows= symptomatic area; circles without red arrows= unaffected control area. Symptomatic area size= 1470 voxelBack to article page