[Depression in Parkinson's disease].


Depression affects Parkinson's disease (PD) patient's QOL. Although it changes with the diagnostic criteria used, the frequency of depression in PD is approximately 10-30%. Anhedonia is characteristic in PD. According to research on anhedonia in PD using the Snaith-Hamilton Pleasure Scale (SHAPS), the positive ratio of anhedonia is high in PD. The SHAPS… (More)