Dyslexia affects reading, spelling, writing, memory and concentration. Dyslexia can be developmental or acquired . Dysphasia and Aphasia are now used to mean the same thing. Dysphasia is a disorder of language . The person's ability to understand, find and express words is affected.
Dysphasia can affect the understanding of speech, reading, speaking, writing, gesture and signing.
Dysphasia can be acquired or developmental . Dysphasia does not affect the person's general intelligence. The type of difficulties vary from one person to another. Dysphonia can be caused by misusing the voice. The brain transmits the wrong messages about when and how the muscles of the throat and mouth should move to make voice and speech.