Wednesday, February 27, 2008
The prognosis of neonatal convulsions
(1) neonatal convulsions prognostic factors 1. With the onset of the seizure, As simple as corrected metabolic disorder caused by the seizures good prognosis, and cerebral cortical dysplasia or very poor prognosis. Because of suffocation, intracranial hemorrhage or meningitis caused by brain injury, the prognosis depends on the seriousness and extent of injury. 2. Premature infants convulsion much worse than full-term infants. 3. And on the type of convulsion, myoclonic type, and ankylosis of minor-poor prognosis, limitations clonic type prognosis good. 4. The EEG is an important indicator of prognosis, one week within the normal EEG, 75% ~ 85% good prognosis; EEG showed multifocal abnormal poor prognosis; cyclical outbreaks inhibit type, low-voltage and waveform flat very poor prognosis. (B) sequelae Survivors of neonatal convulsions in the sequelae of about 14% to 61% (average 20%). Mainly for cerebral palsy, mental retardation, epilepsy, ataxia there are other, more dynamic, audio-visual barriers, language barriers, mild brain dysfunction syndrome, and so on. 1. Cerebral palsy Cerebral palsy is caused by a variety of reasons for non-sexual dysfunction of the central nervous movement dominated syndrome. And the factors related to the occurrence of cerebral palsy: ① after birth five minutes Apagaf the lower the score, the higher the incidence of cerebral palsy in after birth five minutes after the recovery of neonatal convulsions still the children, only this one will be able to moderate indicates possible the cerebral palsy or severe. ② neonatal seizures and the longer the duration, then the greater the likelihood of occurrence of cerebral palsy. Attack one day, its rate was seven percent, three days more than 46% in cerebral palsy. ③ neonatal seizure types, ankylosis of the attack and the aftermath of cerebral palsy in a closer relationship. ④ moderately or severely abnormal EEG to the risk of cerebral palsy in big. 2. Intellectual obstacles left after neonatal convulsions and mental obstacles related to the following factors. ① born five minute Apgar score of 0 ~ 3 minutes, 45 percent have mental disorders; 4 ~ 6 hours, 33 percent have mental disorders; 7 to 10 points, only 11 percent have mental retardation. ② born five minutes after the recovery of the children still need a mental obstacle to the danger of larger. ③ seizure time over 30 minutes, muscle rigidity and neonatal period myoclonic seizures and seizure duration and intellectual barriers relations are very close. 3. Epilepsy Seizures continue one day to leave behind the incidence of epilepsy for 11 percent, seizure sustained two days to 22%, three days to 25%, three days or more to 40 percent. Ankylosis of epileptic seizures and postherpetic closely related.
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