Frontotemporal dementia, or FTD, is a rare disease that affects parts of the brain controlling behavior and language.

额颞痴呆症是一种罕见的疾病，这种疾病会影响大脑中控制行为和语言的部分。

The family of the Hollywood actor Bruce Willis says he has frontotemporal dementia which affects behavior and language.

好莱坞演员布鲁斯·威利斯的家人对外透露，威利斯患有额颞叶痴呆症，这种疾病会影响患者的行为和语言能力。