Evidence map›Paper›PMID 38962285›Full record

ArticleCase reports in orthopedics2024

Excision of Intra-articular Knee Heterotopic Ossification Using a 70° Arthroscope.

Alexander J Hoffer, Eugenia A Lin, Maziyar A Kalani, Mark K Lyons, Meghan Richardson

Abstract readCase Reports
In one paragraph

Article in Case reports in orthopedics, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

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

1 citing paper in PubMed.

  1. Article
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

5 authors.

Alexander J HofferDepartment of Orthopedic Surgery Mayo Clinic, 5881 E. Mayo Blvd., Phoenix, AZ 85054, USA.ORCID https://orcid.org/0000-0003-2505-4040
Eugenia A LinDepartment of Orthopedic Surgery Mayo Clinic, 5881 E. Mayo Blvd., Phoenix, AZ 85054, USA.
Maziyar A KalaniDepartment of Orthopedic Surgery Mayo Clinic, 5881 E. Mayo Blvd., Phoenix, AZ 85054, USA.
Mark K LyonsDepartment of Orthopedic Surgery Mayo Clinic, 5881 E. Mayo Blvd., Phoenix, AZ 85054, USA.ORCID https://orcid.org/0000-0001-8133-0295
Meghan RichardsonDepartment of Orthopedic Surgery Mayo Clinic, 5881 E. Mayo Blvd., Phoenix, AZ 85054, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Heterotopic ossification is ectopic lamellar bone formation within soft tissue and can result in significant functional limitations. There are multiple underlying etiologies of HO including musculoskeletal trauma and traumatic brain injury. Intra-articular HO of the knee is rare and is typically located within the cruciate ligaments. We report a case of a 24-year-old female who presented with worsening right knee pain and limited knee extension two and a half years after a motor vehicle crash with multiple lower extremity fractures. Physical examination of the knee revealed anterior pain, limited extension, and a palpable infrapatellar prominence. Imaging showed a retropatellar tendon, intra-articular excrescence of bone proximal to the anterior tibial plateau. Diagnostic arthroscopy with a 70° arthroscope identified HO at the proximal anterior tibial plateau, which was excised with a high-speed burr under direct visualization. At the three-month follow-up, the patient remained asymptomatic and returned to sport. Retropatellar tendon, intra-articular anterior knee HO is a rare but debilitating clinical entity that can be successfully and safely managed with excision under direct visualization using a 70° arthroscope.

Identifiers

PMID38962285
PMCPMC11221981

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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.