study on mechanisms of acupuncture treatment for moderate-severe dysphagia at chronic stage of apoplexy
zhang wei, liu zhishun, sun shuchen, et al. (guang＇anmen hospital of china academy of tcm, beijing 100053, china)
［abstract］purposeto study on mechanisms of acupuncture treatment for dysphagia due to apoplexy. methods electromyogram of swallowing-related muscles and evoked potentials in brainstem were determined before and after acupuncture treatment. results amplitude and time limit of cricothyroid muscle, and time limit of muscles of tongue in the patient of true bulbar paralysis after treatment decreased as compared with that before treatment respectively. there was no significant difference before and after treatment in the indexes in the patient of false bulbar paralysis. conclusion for swallowing disturbance due to false bulbar paralysis, acupuncture regulates mainly the cortex and the swallowing center of the reticular structure of brain stem to control swallowing reflection and coordinate motor of swallowing-related muscles; and for swallowing disturbance due to the true bulbar paralysis, acupuncture improves directly recovery of injuried peripheral nerves, resulting in therapeutic effects.......