里根的医生说,以往每年体检时都对他进行了记忆力测试。过去几年的检查结果和上几个星期的全面观察使他们相信,这位前总统已进入了疾病的早期阶段。 一般认为,早老性痴呆症的诊断比较困难。不同的疾病,如肿瘤、中风、甲状腺机能减退、恶性贫血或维生素B_(12)缺少等都可出现相似的症状。目前尚无早老性痴呆症的专门检测手段。但如果病人 Reagan’s doctor said he had a memory test every year during his physical examination. The results of past inspections and the comprehensive observations of the past few weeks have convinced them that the former president has entered the early stages of the disease. It is generally believed that the diagnosis of Alzheimer’s disease is more difficult. Different diseases, such as cancer, stroke, hypothyroidism, pernicious anemia or vitamin B_ (12) lack of similar symptoms can occur. There is currently no specific test for Alzheimer’s disease. But if the patient