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Rehabilitative ultrasound imaging
Deydre Teyhen1, Shane Koppenhaver
1US Army-Baylor University, USA.
Journal of Physiotherapy
|August 17, 2011
Summary
Rehabilitative ultrasound imaging (RUSI) effectively assesses neuromuscular deficits in chronic musculoskeletal conditions. RUSI demonstrates high reliability and validity in measuring muscle function, aiding in diagnosing and treating conditions like low back pain.
Area of Science:
- Neuromuscular rehabilitation
- Musculoskeletal imaging
- Diagnostic ultrasound
Background:
- Neuromuscular deficits are associated with chronic musculoskeletal conditions.
- Rehabilitative ultrasound imaging (RUSI) is a physical therapy procedure to evaluate muscle and soft tissue morphology and function.
- Brightness mode (b-mode) ultrasound imaging (USI) is commonly used in RUSI for patient feedback during therapeutic interventions.
Purpose of the Study:
- To summarize the clinical utility and reliability of rehabilitative ultrasound imaging (RUSI) in assessing neuromusculoskeletal disorders.
- To highlight the application of b-mode USI in evaluating muscle function and guiding rehabilitation.
- To review the evidence supporting RUSI's validity and responsiveness to change in patient populations.
Main Methods:
- Systematic review of studies evaluating the use of b-mode USI in a rehabilitative setting.
- Assessment of criterion-related validity by comparing USI measurements with MRI and EMG.
- Evaluation of responsiveness to change through motor control training and post-spinal manipulation assessments.
Main Results:
- USI can differentiate between healthy individuals and those with low back pain (LBP), identifying decreased muscle thickness and asymmetry.
- Lumbar multifidus muscle asymmetry measured by USI predicts future LBP episodes.
- RUSI is a valid tool for measuring trunk muscle size and activation, showing substantial agreement with MRI and preliminary support as a biofeedback tool.
Conclusions:
- RUSI demonstrates good intrarater and inter-rater reliability, with accuracy improving with multiple measurements.
- Motor control training utilizing RUSI has shown improvements in muscle size, symmetry, and pain reduction.
- RUSI is a reliable and valid imaging technique for assessing neuromusculoskeletal conditions, particularly low back pain.
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