... relations among anhedonia, clinical depression, and negative symptoms in major depressive dis-orderFigure 2Psychopathological relations among anhedonia, clini-cal depression, and negative symptoms ... disorders.Anhedonia and depressionSince the writings of Clouston [25], Bevan-Lewis [26] and Kraepelin [7], anhedonia had figured as a main symptom in clinical descriptions of 'melancholia'. Today, ... J Psychiatry Res 1990, 24:25-35.36. Myerson A: The constitutional anhedonia personality. Am J Psy-chiatry 1946, 22:774-779.37. Meehl P: Hedonic capacity ten years later: some clarifications.New...