“…6 In contrast, non-pharmacologic intervention reportedly improves CBF in the frontal lobe and improves apathy in older patients without dementia. 7 In the present patient with AD, the CBF in the frontal lobe decreased, despite his markedly improved apathy and depression with non-pharmacological interventions. Additionally, amyloid deposits in the frontal lobe, which are believed to exacerbate apathy, were increased on the amyloid positron emission tomography images.…”