Abstract:We report on the case of an 86‐year‐old woman who rapidly became unable to stand and walk because of jerky movements, suggesting a clinical diagnosis of myoclonus. It was observed that both unexpected and expected stimuli (audiogenic, tactile, or visual) triggered the myoclonic jerks. Electrophysiological exploration, including a coupled EEG‐EMG study, showed the occurrence of a patterned motor response to each stimulation (whatever the modality), consisting of eye blinking, head flexion, abduction of the uppe… Show more
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