Neural correlates of change in major depressive
disorder anhedonia following open - label ketamine
Not exact matches
The social avoidance and
anhedonia (the inability to feel pleasure in normally pleasurable activities) characteristic of depression move energy resources to ghting infection, and the hypervigilance characteristic of anxiety
disorders is linked to protection from attack and subsequent pathogen exposure.
Current major depressive
disorder (MDD) was diagnosed if participants had ⩾ 2 weeks» persistent depressed mood or
anhedonia plus more than four DSM - IV depressive symptoms.
These intermediate states in turn precipitate internalizing problems that map onto empirically derived fear / arousal and
anhedonia / misery subfactors of internalizing
disorders.