early dementia 早发性痴呆
schizophrenia 精神分裂症
mental disorder 精神障碍
psychiatric diagnosis 精神科诊断
clinical history 临床病史
1. The term dementia praecox was historically used to describe what is now known as schizophrenia.
历史上，早发性痴呆这一术语被用来描述现在被称为精神分裂症的疾病。
2. In the 19th century, doctors often diagnosed young patients with dementia praecox.
在19世纪，医生经常将年轻患者诊断为早发性痴呆。
3. The distinction between dementia praecox and senile dementia is a key part of psychiatric history.
早发性痴呆与老年性痴呆的区别是精神病学史的关键部分。
A: Why do some old medical books still mention dementia praecox?
A：为什么一些旧的医学书籍仍然提到早发性痴呆？
B: Because it was the standard term for schizophrenia before the 20th century.
B：因为在20世纪之前，它是精神分裂症的标准术语。
1) 早发性痴呆，指在成年早期开始的精神障碍
2) 精神分裂症的旧称
3) 克雷佩林分类法中的一种疾病类型
1. [精神病学] 早发性痴呆；精神分裂症（旧称）
e.g. The concept of dementia praecox helped establish modern psychiatry.
早发性痴呆的概念有助于建立现代精神病学。
noun
1. A historical term for schizophrenia, characterized by a deterioration in the mental functions of a person, especially memory, judgment, and social behavior, usually beginning in young adulthood.
Synonym: schizophrenia, hebephrenia