Kinsbourne’s syndrome /kinz′born/ [Marcel Kinsbourne, Austrian-born physician b. 1931] , a rare neurological disorder of unknown cause with onset between ages 1 and 3 years, characterized by myoclonus of trunk and limbs and by nonrhythmic horizontal and vertical oscillations of the eyes, with ataxia of gait and intention tremor. Some cases have been associated with occult neuroblastoma. Also called myoclonic encephalopathy of childhood.
