History of present illness: Mr. George is a 72-year-old male who has lived alone since his wife died approximately 1 year ago. He has lived in the same house for 45 years. He is brought in by his son who is concerned that his father has lost more than 35 pounds over the past year. Mr. George admits to not eating well because “I don’t know how to cook for myself.”

Past medical history: He has been in good health with the exception of hypertension, which is well controlled.

Social history: He spends most of his time watching sports on television. He occasionally drinks one or two cans of beer when he is watching TV. He does go to his son’s house to visit with his grandchildren about once a week, and he says he enjoys that. He does not receive any social services, he still drives but only in the daytime, and he does not participate in any other leisure activities.

Objective data: His physical examination is normal. He responds correctly to questions, although he appears to have a flat affect.

INSTRUCTIONS: For the above case study, provide an explanation of whether you suspect the patient in the case study you selected is presenting with dementia, delirium, or depression and why. Then, explain how you would further evaluate the patient in the case study based on medical history, current drug treatments, and the way the patient presented. Include whether you would modify drug treatments, use additional assessment tools, and/or refer the patient to a specialist.