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本文报导68例(53～85岁)经 CT 发现的动脉硬化性皮层下脑病(Binswanger 氏病),其中18例无临床表现。主要临床特征为:(1)慢性进行性痴呆,(2)腔隙性卒中发作,(3)高血压与脑动脉硬化,(4)累积出现局灶性神经障碍,(5)长达数月与数年的平稳期。主要 CT 特征为:(1)双侧脑室周围与半卵圆中心显示对称性或大致对称的低密度区,(2)基底节与内囊区显示单发或多发性腔隙灶,(3)重度与部分中轻度病例可见脑室扩大与脑萎缩。
This article reports 68 cases (53-85 years old) CT found in atherosclerotic subcortical encephalopathy (Binswanger’s disease), of which 18 cases without clinical manifestations. The main clinical features are: (1) chronic dementia, (2) lacunar stroke, (3) hypertension and cerebral arteriosclerosis, (4) focal neurological disorders, (5) With a few years of stability. The main CT features are: (1) symmetry or approximately symmetrical low-density areas around the bilateral ventricle and the semi-oval center, (2) solitary or multiple luminal lesions in the basal ganglia and internal capsule, (3) Severe and some mild cases of ventricular enlargement and brain atrophy can be seen.