What is Aphasia? Aphasia is the impairment of spoken or written language caused by injury to the brain. It is also commonly referred to as Dysphasia. There are several different categories and many different types of Aphasia.
What causes Aphasia?
Aphasia is usually the result of a brain tumor, lesion, stroke, or severe blow to the head. Right-handed people can only acquire Aphasia if they have an injury in the left cerebral hemisphere, whereas left-handed people can quire Aphasia from an injury in either the right or left cerebral hemisphere. Therefor, left-handed people are more prone to getting Aphasia.
Categories of Aphasia There are several different systems for categorizing …show more content…
Broca's Aphasia: This is a form of Aphasia where the patient has reduced speech outturn, and produces mainly short utterances of less than four words. Vocabulary access is limited, and forming of sound is often difficult and clumsy. The patient may understand speech reasonably well and may be able to read, but is limited in their writing abilities.
Mixed non-fluent Aphasia: This term is applied to patients with an illness similar to sever Broca's Aphasia. Unlike Broca's Aphasia, tough, patients with mixed non-fluent Aphasia are limited in their understanding of speech and cannot read or write much beyond an elementary level. It can also be known as damage to the frontal lobe of the brain.
Wernicke's Aphasia: The patient has lost the ability to understand the meaning of spoken words, while the ability to produce understandable, connected speech has not been much affected. Their speech, though, is not really normal, as sentences do not hang together and unrelated words infringe. Writing and reading are often severely impaired. It can also be known as damage to the temporal lobe of the brain.
Sensory Aphasia: The loss of the meaning of symbols, leaving the patient to hear but not understand words.
Anomic Aphasia: Patients with this have an inability to supply words for the very things they are trying to talk about. As a result their speech is full of vague expressions and