Psychometric Follow-Up Studies in Patients with Occlusive Disease of the Cerebral Arteries Treated by Extra-lntracranial Arterial Anastomosis

The extra-intracranial bypass operation can lead to a constant improvement of cerebral blood flow in occlusive arterial disease of the brain. It remains unclear whether it is possible, by this means, to prevent transient ischemic attacks and to influence positively neurological impairment. However, the patient often regards the decrease of intellectual functions to be more drastic than the sensomotoric deficiencies.