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Subtalar joint motion and the relationship to lower extremity overuse injuries
J E Tomaro1, R G Burdett, A M Chadran
1Sports Medicine Institute, Allegheny General/Duquesne University, Pittsburgh, PA 15219, USA.
Journal of the American Podiatric Medical Association
|September 1, 1996
Summary
Researchers found a significant difference in the subtalar joint ratio between individuals with foot overuse symptoms and those with leg and knee overuse symptoms. This ratio impacts biomechanics and injury patterns.
Area of Science:
- Biomechanics
- Sports Medicine
- Orthopedics
Background:
- Overuse injuries are common in athletes and can affect various lower limb segments.
- The subtalar joint plays a crucial role in foot and lower limb mechanics.
- Understanding subtalar joint motion may help differentiate injury locations.
Purpose of the Study:
- To investigate differences in the subtalar joint ratio between overuse injuries of the foot and those of the leg/knee.
- To determine if the subtalar joint ratio can serve as a distinguishing factor for overuse injury location.
Main Methods:
- Photographic analysis of the subtalar joint in pronation and supination in a seated position.
- Calculation of the subtalar joint ratio (transverse plane component to frontal plane component).
- Comparison of the subtalar joint ratio between groups with foot overuse symptoms and leg/knee overuse symptoms.
Main Results:
- A statistically significant difference (p < 0.05) was observed in the subtalar joint ratio.
- The subtalar joint ratio differed between subjects experiencing foot overuse symptoms and those with leg/knee overuse symptoms.
Conclusions:
- The subtalar joint ratio is a potential differentiating factor for overuse injuries in the lower limb.
- This finding may inform clinical assessments and treatment strategies for overuse injuries.
- Further research is warranted to explore the clinical implications of these biomechanical differences.