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Dyslexia is divided into developmental and acquired forms. [17] Acquired dyslexia occurs subsequent to neurological insult, such as traumatic brain injury or stroke. People with acquired dyslexia exhibit some of the signs or symptoms of the developmental disorder, but require different assessment strategies and treatment approaches. [18]
Deep dyslexia. Deep dyslexia is a form of dyslexia that disrupts reading processes. Deep dyslexia may occur as a result of a head injury, stroke, disease, or operation. [ 1] This injury results in the occurrence of semantic errors during reading and the impairment of nonword reading. [ 2][ 3] The term dyslexia comes from the Greek words 'dys ...
Phonological dyslexia is a reading disability that is a form of alexia (acquired dyslexia), [ 1] resulting from brain injury, stroke, or progressive illness and that affects previously acquired reading abilities. The major distinguishing symptom of acquired phonological dyslexia is that a selective impairment of the ability to read ...
Definition. The National Institute of Neurological Disorders and Stroke defines reading disability or dyslexia as follows: "Dyslexia is a brain-based type of learning disability that specifically impairs a person's ability to read. These individuals typically read at levels significantly lower than expected despite having normal intelligence.
Orthographic Dyslexia. Orthographic dyslexia, a subtype of dyslexia, results in difficulty decoding and encoding skills due to slow and inaccurate rates of storing word and letter formations into memory. Orthographic dyslexics have difficulty in storing mental representation of words, especially phonetically irregular words such as word ...
dyslexia, written language learning disability [ 1] Dysgraphia is a neurological disorder [ 2] and learning disability that concerns impairments in written expression, which affects the ability to write, primarily handwriting, but also coherence. It is a specific learning disability (SLD) as well as a transcription disability, meaning that it ...
Surface dyslexia is a type of dyslexia, or reading disorder. [ 1][ 2] According to Marshall & Newcombe's (1973) and McCarthy & Warrington's study (1990), patients with this kind of disorder cannot recognize a word as a whole due to the damage of the left parietal or temporal lobe. Individuals with surface dyslexia are unable to recognize a word ...
Developmental language disorder is a subset of language disorder, which is itself a subset of the broader category of speech, language and communication needs. The terminology for children's language disorders has been extremely wide-ranging and confusing, with many labels that have overlapping but not necessarily identical meanings. [ 2]