Brynhildur Thors, Helgi Már Jónsson

¹Neurological department Karolinska University Hospital, Stockholm, ²Radiology department, Landspitali – the National University Hospital of Iceland.

Correspondence: Brynhildur Thors, brynhildur.thors@regionstockholm.se

Key words: stroke, loss of conciousness, basilar artery, thrombolysis, thrombectomy.

Figure 1: "Axial brain CT scan without contrast showing hyperdensity (dens vessel) at the top of basilar artery (arrow)."

Figure 2: "Coronal head and neck CT scan with contrast (arterial phase) showing occlusion at the top of basilar artery (arrow)."