Questionnaire-based diagnosis of REM sleep behavior disorder in Parkinson's disease.

  title={Questionnaire-based diagnosis of REM sleep behavior disorder in Parkinson's disease.},
  author={Lama M. Chahine and Joseph Daley and Stacy Horn and Amy Colcher and Howard H. Hurtig and Charles R Cantor and Nabila A Dahodwala},
  journal={Movement disorders : official journal of the Movement Disorder Society},
  volume={28 8},
BACKGROUND Rapid eye movement (REM) sleep behavior disorder (RBD) is present in around 40% of Parkinson's disease (PD) patients. Definitive diagnosis requires a polysomnogram, but that is costly, time intensive, and not practical for large-scale studies. Therefore, we assessed using a questionnaire-based diagnostic approach. METHODS The patient-administered RBD questionnaire and bed-partner-administered question 1 of the Mayo questionnaire were prospectively validated. RESULTS Seventy-five… CONTINUE READING
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