Explore the three most common diagnoses in geriatric psychiatry - delirium, dementia, and depression - in this informative lecture by UCLA expert Dr. Pauline Wu. Gain insights into the key differences, prevalence, causes, and treatment options for each condition. Learn about the subtypes of dementia, risk factors, and diagnostic criteria. Understand the unique challenges of depression in older adults and the importance of preserving functional status in dementia treatment. Discover how symptoms of these conditions can overlap and how to distinguish between them, particularly delirium and dementia. Enhance your knowledge of geriatric mental health care and improve your ability to recognize and address these common psychiatric issues in older adults.