Skip to main content
Log in

Speech quality differences between internally generated and externally presented contents in motor speech disorder

  • Letter to the Editor
  • Published:
Acta Neurologica Belgica Aims and scope Submit manuscript

This is a preview of subscription content, log in via an institution to check access.

Access this article

Price excludes VAT (USA)
Tax calculation will be finalised during checkout.

Instant access to the full article PDF.

Fig. 1
Fig. 2

Availability of data and materials

The data that support the findings of this study are available on request from the corresponding author. The data are not publicly available due to privacy or ethical restrictions.

Code availability

Not applicable.

Notes

  1. The outline of this case has been introduced as an example of subcortical aphasia in the educative publication [2]. We herein added new findings and speculation, which had not been described in the previous introduction.

References

  1. Duffy JR (2019) Motor speech disorders: substrates, differential diagnosis, and management, 4th edn. Elsevier, Amsterdam

    Google Scholar 

  2. Takakura Y, Otsuki M (2016) A case of subcortical aphasia who showed clarification of articulation by repetition and reading aloud. In: Tagawa K, Hashimoto Y, Inatomi Y (eds) Symptomatology of stroke: case version. Nishimura shoten, Niigata, pp 452–456 (in Japanese)

    Google Scholar 

  3. Japan Society for Higher Brain Dysfunction Brain Function Test Committee (2003) Standard language test of aphasia (SLTA), 2nd edn. Shinko Igaku Shuppan, Tokyo

    Google Scholar 

  4. Nishio M (2004) The assessment of motor speech for dysarthria (AMSD). Interuna Shuppan, Tokyo

    Google Scholar 

  5. Ito M (1993) The sensitivity of single-word intelligibility test (Japanese with English abstract). Jpn J Logoped Phoniatr 34:237–243

    Article  Google Scholar 

  6. Josephs KA, Duffy JR, Strand EA, Machulda MM, Senjem ML, Lowe VJ, Jack CR Jr, Whitwell JL (2013) Syndromes dominated by apraxia of speech show distinct characteristics from agrammatic PPA. Neurology 81:337–345. https://doi.org/10.1212/WNL.0b013e31829c5ed5

    Article  PubMed  PubMed Central  Google Scholar 

  7. Utianski RL, Duffy JR, Clark HM, Strand EA, Botha H, Schwarz CG, Machulda MM, Senjem ML, Spychalla AJ, Jack CR Jr, Petersen RC, Lowe VJ, Whitwell JL, Josephs KA (2018) Prosodic and phonetic subtypes of primary progressive apraxia of speech. Brain Lang 184:54–65. https://doi.org/10.1016/j.bandl.2018.06.004

    Article  PubMed  PubMed Central  Google Scholar 

  8. Takakura Y, Otsuki M, Sakai S, Tajima Y, Mito Y, Ogata A, Koshimizu S, Yoshino M, Uemori G, Takakura S, Nakagawa Y (2019) Sub-classification of apraxia of speech in patients with cerebrovascular and neurodegenerative diseases. Brain Cogn 130:1–10. https://doi.org/10.1016/j.bandc.2018.11.005

    Article  PubMed  Google Scholar 

  9. Ziegler W (2002) Task-related factors in oral motor control: speech and oral diadochokinesis in dysarthria and apraxia of speech. Brain Lang 80:556–575. https://doi.org/10.1006/brln.2001.2614

    Article  PubMed  Google Scholar 

  10. Code C, Ball MJ, Tree J, Dawe K (2013) The effects of initiation, termination and inhibition impairments on speech rate in a case of progressive nonfluent aphasia with progressive apraxia of speech with frontotemporal degeneration. J Neurolinguist 26:602–618. https://doi.org/10.1016/j.jneuroling.2013.04.003

    Article  Google Scholar 

  11. Mailend ML, Maas E (2020) To lump or to split? Possible subtypes of apraxia of speech. Aphasiology 35:592–613. https://doi.org/10.1080/02687038.2020.1836319

    Article  PubMed  PubMed Central  Google Scholar 

  12. Ballard KJ, Wambaugh JL, Duffy JR, Layfield C, Maas E, Mauszycki S, McNeil MR (2015) Treatment for acquired apraxia of speech: a systematic review of intervention research between 2004 and 2012. Am J Speech Lang Pathol 24:316–337. https://doi.org/10.1044/2015_AJSLP-14-0118

    Article  PubMed  Google Scholar 

Download references

Acknowledgements

The authors would like to thank Tomofumi Osawa for his helpful advice.

Funding

This research received no specific grant from any funding agency in the public, commercial, or not-for-profit sectors.

Author information

Authors and Affiliations

Authors

Contributions

YT acquired case data and drafted the manuscript. MO contributed to the study concepts, study design, analysis and interpretation of the data as well as revising and editing the manuscript. YN revised the manuscript critically for important intellectual content.

Corresponding author

Correspondence to Mika Otsuki.

Ethics declarations

Conflict of interest

None declared.

Ethics approval

As this is a case report describing clinical observations, the ethical approval was waived.

Consent to participate

Written informed consent was obtained in accordance with the Helsinki Declaration guidelines for the participation of this study.

Consent for publication

Written informed consent was obtained in accordance with the Helsinki Declaration guidelines for the publishing of her information.

Additional information

Publisher's Note

Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.

Rights and permissions

Reprints and permissions

About this article

Check for updates. Verify currency and authenticity via CrossMark

Cite this article

Takakura, Y., Otsuki, M. & Nakagawa, Y. Speech quality differences between internally generated and externally presented contents in motor speech disorder. Acta Neurol Belg 122, 827–832 (2022). https://doi.org/10.1007/s13760-022-01866-8

Download citation

  • Received:

  • Accepted:

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.1007/s13760-022-01866-8

Navigation