Treating Parkinsonian Speech: Development of a Feedback Rating Scale Using a Case Study

2005 ◽  
Vol 101 (2) ◽  
pp. 648-650
Author(s):  
Frederick C. Lewis

The speech of people with Parkinson's disease is often unintelligible because the speaker has limited volume and imprecisely articulated speech. The Lee Silverman Voice Treatment addresses volume by requiring a patient to exert extreme effort to adduct the vocal folds and increase volume. Little attention, however, is paid to articulation. Such patients often have perceptual difficulties which prevent them from monitoring their own volume and speech. A case study presents a method for improving volume and articulation of speech of a patient with Parkinson's disease by focusing on perceptual aspects of speech.

2014 ◽  
Vol 20 (3) ◽  
pp. 302-312 ◽  
Author(s):  
Aleksey I. Dumer ◽  
Harriet Oster ◽  
David McCabe ◽  
Laura A. Rabin ◽  
Jennifer L. Spielman ◽  
...  

AbstractGiven associations between facial movement and voice, the potential of the Lee Silverman Voice Treatment (LSVT) to alleviate decreased facial expressivity, termed hypomimia, in Parkinson's disease (PD) was examined. Fifty-six participants—16 PD participants who underwent LSVT, 12 PD participants who underwent articulation treatment (ARTIC), 17 untreated PD participants, and 11 controls without PD—produced monologues about happy emotional experiences at pre- and post-treatment timepoints (“T1” and “T2,” respectively), 1 month apart. The groups of LSVT, ARTIC, and untreated PD participants were matched on demographic and health status variables. The frequency and variability of facial expressions (Frequency and Variability) observable on 1-min monologue videorecordings were measured using the Facial Action Coding System (FACS). At T1, the Frequency and Variability of participants with PD were significantly lower than those of controls. Frequency and Variability increases of LSVT participants from T1 to T2 were significantly greater than those of ARTIC or untreated participants. Whereas the Frequency and Variability of ARTIC participants at T2 were significantly lower than those of controls, LSVT participants did not significantly differ from controls on these variables at T2. The implications of these findings, which suggest that LSVT reduces parkinsonian hypomimia, for PD-related psychosocial problems are considered. (JINS, 2014, 20, 1–11)


2017 ◽  
Vol 32 (5) ◽  
pp. 607-618 ◽  
Author(s):  
Michelle N McDonnell ◽  
Briony Rischbieth ◽  
Tenille T Schammer ◽  
Chantel Seaforth ◽  
Alex J Shaw ◽  
...  

Objective: The technique called Lee Silverman Voice Treatment (LSVT)-LOUD has previously been used to improve voice quality in people with Parkinson’s disease. The objective of this study was to assess the effectiveness of an alternate intervention, LSVT-BIG (signifying big movements), to improve functional mobility. Design: Systematic review with meta-analysis of randomized trials. Data sources: Medline, Embase, CINAHL, AgeLine, Scopus and Cochrane Library were searched from inception to September 2017 using multiple search terms related to Parkinson’s disease and LSVT-BIG. Review method: Two researchers searched the literature for studies of the LSVT-BIG intervention of 16 sessions, delivered by a certified instructor over four weeks, to any other intervention. Outcomes related to functional ability were included. Study quality was appraised using the Cochrane Risk of Bias tool. Results: Four studies were included, reporting on three randomized trials of 84 participants with mild Parkinson’s disease. Compared to physiotherapy exercises, or a shorter training protocol, there was a significant improvement in motor function assessed with the Unified Parkinson’s Disease Rating Scale part III (mean difference = −3.20, 95% confidence interval = −5.18 to −1.23) and a trend towards faster Timed Up and Go performance (mean difference = −0.47, 95% confidence interval = −0.99 to 0.06) and 10-metre walk test (mean difference = −0.53, 95% confidence interval = −1.07 to 0.01). Conclusion: Compared to shorter format LSVT-BIG or general exercise, LSVT-BIG was more effective at improving motor function. This provides preliminary, moderate quality evidence that amplitude-oriented training is effective in reducing motor impairments for people with mild Parkinson’s disease.


2021 ◽  
Vol 75 (6) ◽  
Author(s):  
Barbara M. Doucet ◽  
Mark Blanchard ◽  
Francine Bienvenu

Importance: People with Parkinson’s disease (PD) experience motor and functional impairment that can negatively affect daily living and participation. Objective: To examine the occupational performance and hand function outcomes of people with PD who participated in a Lee Silverman Voice Treatment (LSVT) BIG® program. Design: Retrospective record review. Setting: Outcomes were extracted from patient charts at a hospital outpatient clinic. Participants: Sixty-six clinic outpatients with PD who completed the LSVT BIG program. Intervention: An occupational therapist and a physical therapist who were certified in LSVT BIG administration delivered the 16-session LSVT BIG program. Outcomes and Measures: The Canadian Occupational Performance Measure (COPM), grip strength, and Minnesota Manual Dexterity Test (MMDT) were administered before and after participation in LSVT BIG training. Results: For participant-identified COPM goals, pre–post changes were significant, ranging from 3 to 6 points for performance and satisfaction (p < .001). Grip strength in both hands showed significant gains; median scores for the right hand increased from 55.0 lb (interquartile range [IQR] 41.0, 70.0) to 64.0 lb (IQR 46.0, 80.0; p < .001) and for the left hand from 52.0 lb (IQR 39.0, 64.0) to 63.0 lb (IQR 44.5, 79.5; p < .001). MMDT median scores for right to left also significantly improved, from 124.0 s (IQR 113.0, 181.0) to 119.5 s (IQR 105.5, 163.5; p = .014). Conclusions and Relevance: Participation in the LSVT BIG program can improve perceived occupational performance and satisfaction and produce gains in hand strength and dexterity for people with PD. What This Article Adds: This study is the first retrospective review of data on occupational performance and hand function outcomes after participation in the LSVT BIG program. The findings of beneficial outcomes support the use of LSVT BIG in occupational therapy services to increase functional abilities among people with PD.


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