The goal of this interventional study is to learn about the clinical outcomes of acute ischemic stroke treated with mechanical thrombectomy resulting in a selective ischemia of the basal ganglia. The main question it aims to answer is: • defining the prevalence and clinical features of possible cognitive, motor and sleep disfuncions occuring after acute ischemic stroke treated with thrombectomy Participants will be tested for cognitive, movement and sleep disorders in the acute phase and successively in the long term follow-up.