Evidence map›Paper›PMID 39488689›Full record

ArticleJournal of orthopaedic surgery and research2024

The most responsive foot position for non-invasive detection of isolated unstable syndesmotic injuries - a 3D analysis.

Firas Souleiman, Martin Heilemann, Georg Osterhoff, Pierre Hepp, Boyko Gueorguiev, R Geoff Richards, Dominic Gehweiler, Robert Hennings

Abstract read
In one paragraph

Article in Journal of orthopaedic surgery and research, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Firas Souleiman *AO Research Institute Davos, Davos, Switzerland. firas.souleiman@medizin.uni-leipzig.de.ORCID http://orcid.org/0000-0003-1087-7503
Martin Heilemann *Department of Orthopedics, Trauma and Plastic Surgery, University of Leipzig, Leipzig, Germany.ORCID http://orcid.org/0000-0001-5611-7476
Georg OsterhoffDepartment of Orthopedics, Trauma and Plastic Surgery, University of Leipzig, Leipzig, Germany.ORCID http://orcid.org/0000-0001-5051-0998
Pierre HeppDepartment of Orthopedics, Trauma and Plastic Surgery, University of Leipzig, Leipzig, Germany.ORCID http://orcid.org/0000-0002-6510-2943
Boyko GueorguievAO Research Institute Davos, Davos, Switzerland.ORCID http://orcid.org/0000-0001-9795-115X
R Geoff RichardsAO Research Institute Davos, Davos, Switzerland.ORCID http://orcid.org/0000-0002-7778-2480
Dominic GehweilerAO Research Institute Davos, Davos, Switzerland.ORCID http://orcid.org/0000-0001-7148-9569
Robert HenningsDepartment of Orthopedics, Trauma and Plastic Surgery, University of Leipzig, Leipzig, Germany.ORCID http://orcid.org/0000-0002-9936-5979

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe aim of this study was to identify the most responsive foot position for detection of isolated unstable syndesmotic injury.

methodsFourteen paired human cadaveric lower legs were positioned in a pressure-controlled radiolucent frame and loaded under 700 N. Computed tomography scans were performed in neutral position, 15° internal / external rotation, and 20° dorsal / plantar flexion of the foot before and after cutting all syndesmotic ligaments. For each position, generated 3D models of the intact and injured distal tibiofibular joints were matched and analyzed by calculating three parameters: diastasis, anteroposterior displacement, and shortening of the fibula.

resultsTransection of syndesmotic ligaments resulted in significant posterior translation of the fibula (4.34°, SD 1.63°, p < 0.01) compared to uninjured state for external rotation, significant anterior translation (-2.08°, SD 1.65°, p < 0.01) for internal rotation, and significant posterior translation (1.32°, SD 1.16°, p = 0.01) for dorsiflexion. Furthermore, the syndesmotic injury led to significantly increased clear space (0.46 mm, SD 0.46 mm, p = 0.03) in external rotation of the foot.

conclusionExternal rotation of the foot under loading seems to be the most responsive position for detection of isolated syndesmotic instability. Under external rotational stress, anteroposterior instability and increased clear space resulting from a complete isolated unstable syndesmotic lesion were most evident.

Indexed as

Ankle InjuriesCadaverImaging, Three-DimensionalAgedAged, 80 and overFemaleFootHumansJoint InstabilityLigaments, ArticularMaleMiddle AgedTomography, X-Ray Computed3D measurementcomputed tomographyfoot positionSyndesmosissyndesmotic injuryweightbearing

Identifiers

PMID39488689
PMCPMC11531142

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.