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organic voice disorders 1

organic voice disorders 1. - Definition -Two common types - Therapy for laryngetomy. topics. Definition. Definition Related to structural deviations of the vocal tract Or to diseases of specific structures of the vocal tract Examples Cleft palate (structural deviation)

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organic voice disorders 1

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  1. organic voice disorders 1

  2. -Definition -Two common types -Therapy for laryngetomy topics

  3. Definition

  4. Definition • Related to structural deviations of the vocal tract • Or to diseases of specific structures of the vocal tract • Examples • Cleft palate (structural deviation) • Viral papilloma of larynx (vocal tract disease) Organice voice

  5. Treatment • Medical • Dental • Surgical • Voice therapy by SLP • Improve the physiologic function of a damaged larynx • Develop the best voice possilbe Organice voice

  6. Two common types

  7. Cause/etiology • Smoking • Use of smokeless tobacco • Chronic infections • Herpes • Repeated trauma to irritated site • Leukoplakia (黏膜白斑病) 1、cancer

  8. Location • Lip and intraoral - articulation • Palatal and velar - articulation,vocal resonance and swallow • Laryngeal - voice • Types of laryngeal cancer • Supraglottal • Glottal • Subglottal 1、cancer

  9. Treatment for laryngeal cancers • Combination of radiation therapy and surgery – small to moderate lesions • Hemilaryngectomy, supraglottal laryngectomy or total laryngectomy - extensive cancers 1、cancer

  10. 1. Canser Laryngeal cancer

  11. 1. Canser Tongue cancer

  12. 1. Canser Lip cancer

  13. Cause/etiology • Unknown，vocal abuse and laryngopharyngeal reflux(acquired) 2、sulcusvocalis

  14. Location • Medial edge of the VF • All segement of the edge of the VF • Bilaterally symmetrical • Superficial layer of the mucosa or the vocal ligament and muscle • Types • Physiological - normal voice • Congenital - abnormal mucosal wave • Acquired - abnormal mucosal wave 2、sulcusvocalis

  15. Acoustic changes 2、sulcusvocalis

  16. Treatment • Surgery • Incision • Injection (collagen, fat,etc) • Mucosal slicing • Followed by voice therapy • Reducing hyperfunction • Pitch shifts • Loudness changes • etc 2、sulcusvocalis

  17. 2、sulcusvocalis

  18. Therapy for laryngetomy

  19. Function of larynx • Prevent aspiration • Three valve • The true folds • The ventricular folds • The aryepiglottic folds • Total laryngectomy alters respiration, swallowing and speech. 1、common ideas

  20. Its all for today!

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