Background : in patients with parkinson disease ( pd ) , transcranial magnetic stimulation ( tms ) studies have consistently demonstrated a reduced inhibitory tone in the sensorimotor cortex 背景:在帕金森病患者,經(jīng)顱磁刺激( tms )研究證實(shí)存在運(yùn)動(dòng)感覺(jué)皮層抑制減弱。