Postural Changes Affecting Voice Production: Difference between revisions

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There are a number of common postural changes that can affect function, pain and disability  levels and voice production.
There are a number of common postural changes that can affect function, pain and disability  levels and voice production.
In older adults, the following postural features are commonly observed:<ref name=":0">Banfi M. Postural Principles Useful in Speech Therapy. Physioplus. 2021.</ref>
* Increased thoracic kyphosis
* Reduction in intervertebral disc height
* Loss of bone mass
* Forward head position (i.e. anteposition)
* Retraction of muscle chains
* Reduced elasticity and strength
* Cartilage ossification in the larynx
These postural changes can have a significant impact on speech and swallowing function.<ref name=":0" /> Examples include:
* Lordosis of the cervical spine inhibits laryngeal elevation and affects swallowing - postural rehabilitation may be beneficial to manage this<ref>Sato K, Chitose SI, Sato K, Sato F, Ono T, Umeno H. [https://journals.sagepub.com/doi/10.1177/0145561320946644 Dysphagia precipitated by cervical lordosis in the aged]. Ear Nose Throat J. 2020:145561320946644.</ref>
* Ossification of the anterior longitudinal ligament can lead to dysphagia - the extent of which is influenced by the thickness of osteophytes, cervical mobility, and cranio-cervical alignment<ref>Nishimura H, Endo K, Aihara T, Murata K, Suzuki H, Matsuoka Y et al. [https://journals.sagepub.com/doi/10.1177/2309499020960564 Risk factors of dysphagia in patients with ossification of the anterior longitudinal ligament]. J Orthop Surg (Hong Kong). 2020;28(3):2309499020960564. </ref>
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There are a number of common postural changes that can affect function, pain and disability levels and voice production.

In older adults, the following postural features are commonly observed:[1]

  • Increased thoracic kyphosis
  • Reduction in intervertebral disc height
  • Loss of bone mass
  • Forward head position (i.e. anteposition)
  • Retraction of muscle chains
  • Reduced elasticity and strength
  • Cartilage ossification in the larynx

These postural changes can have a significant impact on speech and swallowing function.[1] Examples include:

  • Lordosis of the cervical spine inhibits laryngeal elevation and affects swallowing - postural rehabilitation may be beneficial to manage this[2]
  • Ossification of the anterior longitudinal ligament can lead to dysphagia - the extent of which is influenced by the thickness of osteophytes, cervical mobility, and cranio-cervical alignment[3]
  1. 1.0 1.1 Banfi M. Postural Principles Useful in Speech Therapy. Physioplus. 2021.
  2. Sato K, Chitose SI, Sato K, Sato F, Ono T, Umeno H. Dysphagia precipitated by cervical lordosis in the aged. Ear Nose Throat J. 2020:145561320946644.
  3. Nishimura H, Endo K, Aihara T, Murata K, Suzuki H, Matsuoka Y et al. Risk factors of dysphagia in patients with ossification of the anterior longitudinal ligament. J Orthop Surg (Hong Kong). 2020;28(3):2309499020960564.