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A"bright thalamus"is not uncommonly observed in cranial sonograms of asphyxiated neonates,but not those of older infants.Three infants,aged 9- 14 months,developed acute onset of seizures and disturbance of consciousness after a m,nor prodromal illness.Bilateral thalamic infarcts were demonstrated by ultrasonography and CT.One patient expired from causes not directly related to the infarcts;the other two survived with severe neurological sequelae. |
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