Some "depressive" symptoms may not imply depression.
Royall
D R
DR
D000544:Alzheimer Disease / Q000150:complications / Q000473:pathology; D001921:Brain / Q000473:pathology; D003863:Depression / Q000150:complications / Q000175:diagnosis*; D003866:Depressive Disorder / Q000150:complications / Q000175:diagnosis; D006801:Humans