Effect of subthalamic and nigral deep brain stimulation on speech and voice in parkinson’s patients

HIGHLIGHTS

• What: Simultaneous stimulation of the subthalamic nucleus and substantia nigra (STN + SNr stimulation) has been introduced in PD patients with the primary goal to improve another axial symptom, freezing of gait (Weiss et_al 2013). The aim of this study was to assess the impact of combined STN + SNr stimulation on speech and voice in PD and to compare the effect with conventional STN stimulation. It uses 3 s of the sustained vowel sound and the first 27 syllables of the reading passage (Barsties von Latoszek et_al 2020), which in this study had a mean length of 6 . . .
  

   

  

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