Depression in Parkinson's disease
Parkinson's disease (PD) is a multisystemic neurodegenerative disease with a wide spectrum of not only motor, but also neuropsychic disorders. Depression occurs in an average of 40-50% of patients and it is one of the leading factors that decrease their quality of life. The paper gives the present views of the clinical presentation and pathogenesis of depression, and approaches to its therapy in PD.