Evidence map›Paper›PMID 34268614›Full record

ReviewArchives of orthopaedic and trauma surgery2022

Periprosthetic fractures after medial unicompartmental knee arthroplasty: a narrative review.

L Thoreau, D Morcillo Marfil, E Thienpont

Erratum issuedAbstract readReview
PubMed Publisher
In one paragraph

Review in Archives of orthopaedic and trauma surgery, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 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

20 citing papers in PubMed, 1 synthesis or guideline pooled it.

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  6. [Biomechanical study on the combined effects of femoral component rotational malalignment and osteoporosis in unicompartmental knee arthroplasty].Sheng wu yi xue gong cheng xue za zhi = Journal of biomedical engineering = Shengwu yixue gongchengxue zazhi · 2026
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors.

L ThoreauDepartment of Orthopedic Surgery, Cliniques Universistaires Saint Luc, Avenue Hippocrate 10, 1200, Brussels, Belgium. loic.thoreau@uclouvain.be.ORCID http://orcid.org/0000-0002-6730-9577
D Morcillo MarfilDepartment of Orthopedic Surgery, Cliniques Universistaires Saint Luc, Avenue Hippocrate 10, 1200, Brussels, Belgium.
E ThienpontDepartment of Orthopedic Surgery, Cliniques Universistaires Saint Luc, Avenue Hippocrate 10, 1200, Brussels, Belgium.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionOn rare occasions, fractures of the tibial plateau may occur after uni-compartmental knee arthroplasty (UKA) and account for 2% of total UKA failures. The purpose of this narrative review is to identify and discuss potential risk factors that might lead to prevention of this invalidating complication. MATERIALS AND

methodsElectronic database of Pubmed, Scopus, Cochrane and Google Scholar were searched. A total of 457 articles related to the topic were found. Of those, 86 references were included in this narrative review.

resultsUKA implantation acts as a stress riser in the medial compartment. To avoid fractures, surgeons need to balance load and bone stock. Post-operative lower limb alignment, implant positioning, level of resection and sizing of the tibial tray have a strong influence on load distribution of the tibial bone. Pain on weight-bearing signals bone-load imbalance and acts as an indicator of bone remodeling and should be a trigger for unloading. The first three months after surgery are critical because of transient post-operative osteoporosis and local biomechanical changes. Acquired osteoporosis is a growing concern in the arthroplasty population. Split fractures require internal fixation, while subsidence fractures differ in their management depending of the amount of bone impaction. Loose implants require revision knee arthroplasty.

conclusionPeri-prosthetic fracture is a rare, but troublesome event, which can lead to implant failure and revision surgery. Better knowledge of the multifactorial risk factors in association with a thorough surgical technique is key for prevention.

Indexed as

Arthroplasty, Replacement, KneeKnee ProsthesisOsteoarthritis, KneeOsteoporosisPeriprosthetic FracturesHumansKnee JointReoperationTibiaAseptic looseningFracture loadPeri-prosthetic fractureTibial plateauUni-compartmental knee arthroplasty

Identifiers

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.