• Hyperactive behavior, timidity aversion to visual contact, repetitive speech, learning difficulties, difficulties to relate to other people. This syndrome is the main hereditary cause of cognitive deterioration and the main monogenetic impairment associated to autism and convulsive crises.
• En la esfera conductual y psíquica: comportamiento hiperactivo, timidez aversión al contacto visual, lenguaje repetitivo, dificultad en el aprendizaje y dificultad para relacionarse con otras personas.