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Neurogenic Stuttering

Stuttering is a speech disorder that is intermittently characterized by involuntary repetitions of speech sounds or syllables (including single-syllable words), sound prolongations, and audible or inaudible blockages. Two main types of stuttering are identified: developmental stuttering, which has its onset during early childhood, and acquired stuttering, which typically starts in adulthood in speakers with no prior history of a speech fluency disorder. Acquired stuttering, in turn, can be differentiated as acquired neurogenic stuttering (ANS) and acquired psychogenic stuttering. The latter form of stuttering is usually defined as being triggered by an emotional or psychological trauma in the absence of an identifiable neurological cause, and for this reason, it will not be discussed further here.

Since the late 1800s, many clinical case reports have been published of ...

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