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Someone who is unable to speak due to a speech disorder is considered mute. [2] Speech skills are vital to social relationships and learning, and delays or disorders that relate to developing these skills can impact individuals function. [3] For many children and adolescents, this can present as issues with academics. [4]
In human development, muteness or mutism [1] is defined as an absence of speech, with or without an ability to hear the speech of others. [2] Mutism is typically understood as a person's inability to speak, and commonly observed by their family members, caregivers, teachers, doctors or speech and language pathologists.
Inability to exchange information with others because of hearing, speech, and/or language problems caused by impairment of the nervous system (brain or nerves). Noise-induced hearing loss Hearing loss caused by exposure to harmful sounds, either very loud impulse sound(s) or repeated exposure to sounds over 90-decibel level over an extended ...
Oral-motor dysfunction – a disconnection between the brain and the mouth that results in the inability to perform tasks such as chewing, blowing, talking, among others. Neurological disease/dysfunction – a blanket term that encompasses multiple neurological disorders like dementia , Alzheimer's , epilepsy , and multiple sclerosis .
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]
Selective mutism (SM) is an anxiety disorder in which a person who is otherwise capable of speech becomes unable to speak when exposed to specific situations, specific places, or to specific people, one or multiple of which serve as triggers.
A 6-year-old British boy has been left unable to eat, sleep or talk after coming down with the flu. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 ...
In children, the most common cause is a stroke of the ventral pons. [9]Unlike persistent vegetative state, in which the upper portions of the brain are damaged and the lower portions are spared, locked-in syndrome is essentially the opposite, caused by damage to specific portions of the lower brain and brainstem, with no damage to the upper brain.