Parkinson Psychosis Rating Scale PPRS

This is the first scale aimed only at measuring psychotic symptoms in PD, and it correlates with other, accepted scales for the measurement of psychosis. Patients are scored 1 (absent) to 4 (severe) on the following six items O Visual hallucinations. O Illusions and misidentification of persons. O Paranoid ideation. O Sleep disturbances. O Confusion. O Sexual preoccupation. In addition, a Global Functional Impairment score is measured from the carer report. Each severity term is described for...