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Hyperekplexia or startle disease is a hereditary neurological disorder characterized by an abnormally
exaggerated startle response to tactile, auditory and visual stimuli, together with a global
muscular hypertonia and hyperactive tendon reflexes. This disease is a rare, genetically determined
disorder, with an autosomal dominant inheritance with variable expression, first described
by Suhren, et al. We report two cases of familial hyperekplexia, who developed hypertonia... |