geriatric psychiatry

例句：

1. 1. Geriatric psychiatry is a field of medicine that focuses on the mental health of older adults.
   老年精神病学是医学的一个分支，专注于老年人的心理健康。
2. 2. In geriatric psychiatry, doctors work with patients who are experiencing cognitive decline or dementia.
   在老年精神病学中，医生与那些经历认知衰退或痴呆症的患者合作。
3. 3. The geriatric psychiatrist treats patients with conditions such as Alzheimer's disease and dementia.
   老年精神病医生治疗的疾病包括阿尔茨海默病和痴呆症等。