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Speech disorders, impairments, or impediments, are a type of communication disorder in which normal speech is disrupted. [1] This can mean fluency disorders like stuttering, cluttering or lisps. 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 ...
Other names. Speech and language disorder with orofacial dyspraxia. Developmental verbal dyspraxia ( DVD ), also known as childhood apraxia of speech ( CAS) and developmental apraxia of speech ( DAS ), [1] is a condition in which an individual has problems saying sounds, syllables and words. This is not because of muscle weakness or paralysis.
Speech and language impairment are basic categories that might be drawn in issues of communication involve hearing, speech, language, and fluency. A speech impairment is characterized by difficulty in articulation of words. Examples include stuttering or problems producing particular sounds. Articulation refers to the sounds, syllables, and ...
The estimate suggests that the condition is slightly less common than Rett syndrome, a genetic disorder that causes babies to rapidly lose coordination, speech and mobility and affects about 1 in ...
Muteness. In human development, muteness or mutism (from Latin mutus 'silent') is defined as an absence of speech, with or without an ability to hear the speech of others. [1] 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 ...
Developmental Language Disorder (DLD) is identified when a child has problems with language development that continue into school age and beyond. The language problems have a significant impact on everyday social interactions or educational progress, and occur in the absence of autism spectrum disorder, intellectual disability or a known biomedical condition.
A speech sound disorder ( SSD) is a speech disorder affecting the ability to pronounce speech sounds, which includes speech articulation disorders and phonemic disorders, the latter referring to some sounds ( phonemes) not being produced or used correctly. The term "protracted phonological development" is sometimes preferred when describing ...
Apraxia of speech. Apraxia of speech ( AOS ), also called verbal apraxia, is a speech sound disorder affecting an individual's ability to translate conscious speech plans into motor plans, which results in limited and difficult speech ability. By the definition of apraxia, AOS affects volitional (willful or purposeful) movement pattern.