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[Radiography profile in forced plantar flexion for studying unsteady feet]
J N Parquier1, L Divano, M Lafontaine
1Service de Radiologie, Hôpital Universitaire Saint-Pierre, Bruxelles.
Journal De Radiologie
|March 1, 1990
Summary
A new radiological test, "Plantar hyperflexion," can identify hyperlaxity in the medio-tarsal joints. This finding is significant for diagnosing unstable feet and guiding treatment decisions.
Area of Science:
- Orthopedics and Sports Medicine
- Radiology
- Biomechanics
Background:
- Medio-tarsal joint hyperlaxity is a potential factor in foot instability.
- Assessing this hyperlaxity requires reliable diagnostic methods.
- Current methods may not fully capture dynamic joint mobility.
Purpose of the Study:
- To introduce and evaluate an original radiological incidence, "Plantar hyperflexion."
- To determine if this incidence can demonstrate medio-tarsal joint hyperlaxity.
- To compare joint mobility in unstable feet versus controls.
Main Methods:
- Development of a novel radiological technique: "Plantar hyperflexion" incidence.
- Measurement of medio-tarsal joint mobility using this technique.
- Comparative analysis between a group of patients with unstable feet and a healthy control group.
Main Results:
- The "Plantar hyperflexion" incidence effectively demonstrated medio-tarsal joint hyperlaxity.
- A statistically significant difference in joint mobility was observed between unstable feet and control groups.
- This suggests "Plantar hyperflexion" can differentiate between these groups.
Conclusions:
- The "Plantar hyperflexion" radiological incidence is a valuable tool for assessing medio-tarsal joint hyperlaxity.
- Identifying hyperlaxity is crucial for understanding foot instability.
- This finding should inform pre-treatment evaluations for foot conditions.