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In some cases the cause is unknown. However, there are various known causes of speech impairments, such as hearing loss, neurological disorders, brain injury, an increase in mental strain, constant bullying, intellectual disability, substance use disorder, physical impairments such as cleft lip and palate, and vocal abuse or misuse. [12]
Aphasia, also known as dysphasia, [a] is an impairment in a person’s ability to comprehend or formulate language because of damage to specific brain regions. [2] The major causes are stroke and head trauma; prevalence is hard to determine, but aphasia due to stroke is estimated to be 0.1–0.4% in developed countries. [3]
Thought blocking is a neuropsychological symptom expressing a sudden and involuntary silence within a speech, and eventually an abrupt switch to another topic. [1] Persons undergoing thought blocking may utter incomprehensible speech; they may also repeat words involuntarily or make up new words.
It is the story of Hale's husband, John Hale, a scholar who had had a stroke and lost speech formation abilities. In her book, Hale also explains the symptoms and mechanics behind aphasia and speech formation. She adds the emotional components of dealing with a person with aphasia and how to be patient with the speech and communication. [35] [36]
As opposed to having followed trauma to the brain, a patient must show an insidious onset and a gradual progression of aphasia, defined as a disorder of sentence and/or word usage, affecting the production and comprehension of speech. The disorder in question must be the only determinant on functional impairment in the activities of the patient ...
Inner ear disorder that can affect both hearing and balance. It can cause episodes of vertigo, hearing loss, tinnitus, and the sensation of fullness in the ear. Meningitis Inflammation of the meninges, the membranes that envelop the brain and the spinal cord; may cause hearing loss or deafness. Middle ear
The following is a list of language disorders. A language disorder is a condition defined as a condition that limits or altogether stops natural speech . A language disorder may be neurological, physical, or psychological in origin.
Dysarthria is a motor speech disorder that results from a neurological injury. Neurodegenerative conditions like Parkinson's disease, amyotrophic lateral sclerosis, and progressive supranuclear palsy frequently transpire in association with dysarthria. [6] Some stem from central damage, while other stem from peripheral nerve damage.