From: Vertebrobasilar dolichoectasia in patients with cerebrovascular ischemic stroke: does it have a role in cerebral microbleeds?
Stroke subtypes
Number (%)
Cardio-embolic
74 (37%)
Large artery
32 (16%)
Small artery
48 (24%)
Undetermined causes
40 (20%)
Determined cause
6 (3%)