What Is Hyperlexia

March 22nd, 2007
   

Hyperlexia is a syndrome observed in children who have the following characteristics:
A precocious ability to read words, far above what would be expected at their chronological age or an intense fascination with letters or numbers.
Significant difficulty in understanding verbal language
Abnormal social skills, difficulty in socializing and interacting appropriately with people

In addition, some children who are hyperlexic may exhibit the following characteristics:
Learn expressive language in a peculiar way, echo ro memorize the sentence structure without understanding the meaning (echolalia), reverse pronouns
Rarely initiates conversations
An intense need to keep routines, difficulty with transitions, ritualistic behavior
Auditory, olfactory and / or tactile sensitivity
Self-stimulatory behavior
specific, unusual fears
Normal development until 18-24 months, then regression
strong auditory and visual memory
Difficulty answering “Wh–” questions, such as “what,” “where,” “who,” and “why”
Think in concrete and literal terms, difficulty with abstract concepts
Listen selectively, appear to be deaf


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