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Everything You Need To Know About The Different Types Of Dyslexia

A lot of people are confused with the meaning of dyslexia.

What exactly is dyslexia?

There are actually two different meanings of dyslexia.

The first meaning of dyslexia is the literal meaning since it is based on the etymology of the word itself, "Dys" means problematic or wrong then "lexia" means pertaining to letters or words. Which means, dyslexia refers to problems with words. People that are having difficulty in reading has dyslexia.

The second meaning is more wider when it comes to its use and its application. This is usually used by dyslexic adults and parents of dyslexics. In the application aspect, dyslexia refers to a number of symptom such as problems with spelling, writing and reading, poor memory, does not have physical coordination and has difficulty in hearing.

The exact meaning of dyslexia actually depends on how the word is being used.

In the year 1973, Newcombe and Marshall attempted to subdivide dyslexia and describe each kind. The first ideas were about the double deficit dyslexia, surface dyslexia and phonological dyslexia.

Here are the types of dyslexia:

A. Surface dyslexia

One of the symptoms of surface dyslexia is when the person is having mistakes and is inconsistent with the English pronunciation. For example, the word bowl is pronounced as howl and the word pretty is pronounced as jetty

B. Phonological dyslexia

Phonological dyslexia refers to the failure of adapting the phonics of the English language. Those individuals that have phonological dyslexia are those that have difficulty in reading new words.

C. Double deficit dyslexia

There are people that have both kinds of dyslexia such as phonological dyslexia and surface dyslexia and the term that they use for this condition is double deficit dyslexia.

D. Visual dyslexia and auditory dyslexia

The visual dyslexia and auditory dyslexia are from the magnocellular theory. In this theory, people with dyslexia are neurologically weak in their magnocellular cells that can be found in the thalamus part of brain. This part of the brain is where they process visual and auditory information.

There are studies that proves that people with dyslexia have difficulties in processing auditory information and visual information.

Children that have poor visual skills but have average hearing skills can be diagnosed as visual dyslexia, and those children that have poor hearing skills but average visual skills are diagnosed with auditory dyslexia.diagnosed with auditory dyslexia.

E. Orthographic dyslexia

Orthography is a group of letters and symbols that will make a language. The english alphabet has 26 letters, while for the Chinese and Japanese language they have thousands of different types of symbols. This means that orthographic dyslexia refers to problems in manipulating and identifying letters in spelling, writing and reading.