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Expressive aphasia (also known as Broca's aphasia) is a type of aphasia characterized by partial loss of the ability to produce language (spoken, manual, [1] or written), although comprehension generally remains intact. [2] A person with expressive aphasia will exhibit effortful speech.
Landau–Kleffner syndrome (LKS), also called infantile acquired aphasia, acquired epileptic aphasia, [1] or aphasia with convulsive disorder, is a rare neurological syndrome that develops during childhood. [2] It is named after William Landau and Frank Kleffner, who characterized it in 1957 with a diagnosis of six children. [3] [4]
[19] [12] Aphasia is a disorder that is acquired, therefore it occurs in individuals that have already developed language. Aphasia does not affect a person's intellect or speech but Instead affects the formulation of language. [20] All areas of language are affected by aphasia including expressive and receptive language abilities. [20]
Non-fluent aphasia, also called expressive aphasia, is a neurological disorder that deprives patients of the ability to express language. It is usually caused by stroke or lesions in Broca's area , which is a language-dominant area that is responsible for speech production located in the left hemisphere of the brain.
Diagnosis for expressive language disorder in children are usually marked by milestones markers of the child age grouping. A child can be diagnosed for expressive language disorder as early as two years old. Many pediatricians and speech and language pathologists look into all grounds of what may be causing speech delay. By the age of 2 ...
Also, a person with expressive aphasia understands another person's speech but has trouble responding quickly. [21] Receptive aphasia also known as Wernicke's aphasia, receptive aphasia is a fluent aphasia that is categorized by damage to the temporal lobe region of the brain. A person with receptive aphasia usually speaks in long sentences ...
Some confusion exists in the terminology used by different neurologists. Mesulam's original description in 1982 of progressive language problems caused by neurodegenerative disease (which he called primary progressive aphasia (PPA) [4] [5] included patients with progressive nonfluent (aphasia, semantic dementia, and logopenic progressive aphasia.
Survivors with global aphasia may have great difficulty understanding and forming words and sentences, and generally experience a great deal of difficulty when trying to communicate. [2] With considerable speech therapy rehabilitation, global aphasia may progress into expressive aphasia or receptive aphasia. [citation needed]