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Voice disorders [1] are medical conditions involving abnormal pitch, loudness or quality of the sound produced by the larynx and thereby affecting speech production. These include: These include: Vocal fold nodules
Spasmodic dysphonia, also known as laryngeal dystonia, is a disorder in which the muscles that generate a person's voice go into periods of spasm. [1] [2] This results in breaks or interruptions in the voice, often every few sentences, which can make a person difficult to understand. [1]
When a person prepares to speak, the vocal folds come together over the trachea and vibrate due to the airflow from the lungs. This mechanism produces the sound of the voice. If the vocal folds cannot meet together to vibrate, sound will not be produced. Aphonia can also be caused by and is often accompanied by fear. [4]
Allergies, respiratory infections, and talking too loudly can all cause aphonia to occur. Aphonia is the medical term for losing your voice. Allergies, respiratory infections, and talking too ...
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]
A number of other causes for losing one's voice exist, and treatment is generally by resting the voice and treating the underlying cause. [2] If the cause is misuse or overuse of the voice, drinking plenty of water may alleviate the problems. [2] It appears to occur more commonly in females and the elderly. [4]
Voice disorders range from aphonia (loss of phonation) to dysphonia, which may be phonatory and/or resonance disorders. Phonatory characteristics could include breathiness, hoarseness, harshness, intermittency, pitch , etc. Resonance characteristics refer to overuse or underuse of the resonance chambers resulting in hypernasality or ...
There can also be some emotional and mental side effects to dysprosody. Each individual has a distinct voice characterized by all the prosodic elements. Once a person loses control of the timing, pitch, melody, etc. of his speech, he can also feel a sense of loss of personal identity, which can sometimes lead to depression. [3]