<prompt> Which one of the following is most epileptogenic?Haemorrhagic strokeThrombotic strokeEmbolic strokeLacunar infarct  <response>: D Lacunar infarct Small-Vessel Stroke The term lacunar infarction refers to infarction following atherothrombotic or lipohyalinotic occlusion of a small artery 30 to 300 mm in the brain. The term small-vessel stroke denotes occlusion of such a small penetrating artery and is now the preferred term. Small-vessel strokes account for -20 of all strokes. 