Speech Therapy

Impairment of Speech

Impairment of speech can be either one of the several speech problems, especially the following: dysarthria, aphasia, voice disturbances and dysphonia. Read onto discover more about impairment of speech and their individual causes.

Dysarthria
This mostly becomes apparent in regular conversations, where the affected person finds it difficult to express specific words or sounds. This disorder can be caused by taking excess drugs like carbamazepine, phenytoin or narcotics. Even alcohol intoxication can lead to dysarthria.

Even the degenerative neurological disorders which affect the brainstem or cerebellum can lead to development of dysarthria. One more cause is stroke which affects the cerebellar or brainstem regions. The common causes include:

  • Transient ischemic attack (TIA)
  • Stroke
  • Side effects of drugs
  • Poorly fitting dentures
  • Neurological disorders
  • Head and neck cancer surgery
  • Head trauma
  • Facial weakness, like tounge weakness or Bell’s palsy
  • Facial trauma
  • Dementia
  • Alcohol intoxication

Aphasia
This disorder is characterized by loss of previously learned communication skills. also, this disorder commonly occurs in individuals who have degenerative diseases or brain tumors which affect the brain’s language areas. Also, this occurs after a person experiences a stroke. The common causes include:

  • Transient ischemic attack (TIA)
  • Stroke
  • Head trauma
  • Dementia
  • Brain trauma
  • Alzheimer’s disease

Voice Disturbances
When any factor changes the way or shape of your vocal cords, this leads to a voice disturbance. Even lump-like growths can lead to voice disturbances like cancers, granulomas, papillomas, cysts, polyps and nodules. These disruptions can cause your voice to sound completely different from the way it earlier used to sound.

Dysphonia
This is another form of speech impairment. The common causes include:

  • People who use their voice strongly (vocal performers, coaches, teachers) are most likely to develop dysphonia.

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