Study of changes in the length of the anterior talo-fibular ligament in patients with symptoms of the ankle-foot joint instability
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1
Orthopedic and trauma, Horbachevsky Ternopil National Medical University, Ternopil, Ukraine, Ukraine
2
Department of Theory and Methods of Physical Education, 2Ternopil Volodymyr Hnatiuk National Pedagogical University, Ukraine
3
Trauma, 3Municipal nonprofit enterprise «Ternopil regional clinical hospital», Ternopil regional Rada, Ukraine
4
Sonography, Municipal nonprofit enterprise «Ternopil regional clinical hospital», Ternopil regional Rada, Ukraine
These authors had equal contribution to this work
Submission date: 2025-04-28
Final revision date: 2025-10-28
Acceptance date: 2025-11-18
Publication date: 2026-02-27
Corresponding author
Yurii Hrubar
Orthopedic and trauma, Horbachevsky Ternopil National Medical University, Ternopil, Ukraine, Ukraine
Wiadomości Lekarskie 2026;(2):281-288
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ABSTRACT
Aim:
to study changes in the length of the anterior talo-fibular ligament (ATFL) by measuring it before and during manual inversion loading in the presence of symptoms of chronic ankle-foot joint instability.
Material and methods:
The study was conducted in patients of two age groups: 20-29 and 30-39 years. The length of the ligament was determined sonographically in the neutral position and in the position of maximum inversion.
Results:
According to the results of the study, the average length of the uninjured ATFL in men in the neutral position was 19.08±0.3 mm. With inversion loading, the length of the ligament increased to 19.65±0.3 mm. In women, the average length of the uninjured ATFL in the neutral position was 16.92±0.2 mm, with inversion loading - 17.37±0.2 mm. With joint instability, the average length of the ATFL on the side of the injury in the neutral position was 19.13±0.36 mm, with inversion loading - 20.35±0.44 mm. The statistical difference in the length of the ATFL between the neutral position and inversion loading on the side of the injury was 1.25±0.04 mm (p<0.001).
Conclusions:
The results of our study show that sonography with inversion loading is a highly sensitive, specific, and accurate imaging method that can be used to diagnose chronic ankle-foot joint instability.