| A rare mitochondrial disease due to a defect in mitochondrial protein synthesis with characteristics of normal early development followed by the sudden onset in infancy of poor feeding, dysphagia, truncal (followed by global) hypotonia, motor regression, abnormal movements (i.e. severe dystonia of limbs, choreoathetosis, facial dyskinesia) and reduced tendon reflexes. The disease course is severe but nonprogressive. |
