Wednesday, February 27, 2008

The differential diagnosis of neonatal convulsions

In particular decision neonatal convulsions premature infants is sometimes difficult. Any one of the singular phenomenon of minor tic or repeated, periodic emergence Especially with the eyeball or turned on the activities of the reasons for the anomalies have convulsions, consideration should be given a seizure. Convulsion should identify with the following phenomenon. (1) NeonatalFor a larger, higher frequency, jitter rhythmic body movements or clonic kind, physically or transform passive flexion posture can be eliminated, without eye movement buccal or mouth movement. By common in the normal newborn to sleep when sober. When stimulated by the outside world or hungry. The convulsion was no rhythm tic and the rates vary from buckling or physically stimulating effects of compression tic physically tried to stop the attack remains muscle contraction, accompanied abnormal eyes, mouth cheek campaign. (B) Non-convulsive apnea This attack in full-term infants of 10 to 15 seconds / time, premature infants for 10 ~ 20 seconds / times, with heart rate more than 40 percent. The convulsions of apnea attack, full-term infants) 15 seconds / time, premature infants) 20 seconds / time, without heart rate changes, but with other parts of convulsion and EEG changes. (C) rapid eye movement sleep phase There eye fibrillation, transient apnea, dynamic rhythm Tsui. Facial strange phase, the smiling, body twisting, etc.. But after sober disappear.

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