What Skills Should Children Develop?

A worried parent asks about their 11-year-old child who experienced a sensation of electricity throughout the body and head after being scolded during studying. The child also showed abnormalities in an ECG, but the myocardial enzymes and troponin levels were normal. The doctor did not find any epilepsy waves, and the EEG showed slow waves, which were considered normal. What could be the cause?
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