“…Proposed DSM research criteria for minor depression are in the DSM‐IV appendix and require presence of only two of nine symptoms. Apathy, anxiety, and pathological tearfulness (also called emotionalism) can be features of a depressive disturbance, a comorbid syndrome, or an independent diagnosis 31–33. Nonaffective conditions in the differential diagnosis of dPD include delirium, dementia, psychosis, and other medical conditions, including PD itself, thyroid disease, or testosterone deficiency 34…”