Evidence map›Paper›PMID 40693072›Full record

ReviewCureus2025

Anatomical Mechanisms of Femoroacetabular Impingement and Its Role in the Progression to Hip Osteoarthritis: A Systematic Review.

Sundip Charmode, Sudhir Shyam Kushwaha, Abhishek Kumar Mishra, Simmi Mehra

Abstract readReview
In one paragraph

Review in Cureus, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Review
  2. 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

4 authors.

Sundip CharmodeAnatomy, All India Institute of Medical Sciences Rajkot, Rajkot, IND.
Sudhir Shyam KushwahaOrthopedics, All India Institute of Medical Sciences Gorakhpur, Gorakhpur, IND.
Abhishek Kumar MishraOrthopedics and Trauma, All India Institute of Medical Sciences Rajkot, Rajkot, IND.
Simmi MehraAnatomy, All India Institute of Medical Sciences Rajkot, Rajkot, IND.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Femoroacetabular impingement (FAI) causes hip pain because of unusual bone shapes at the area where the femur connects to the hip (cam-type) or at the hip socket (pincer-type). Due to the rarity of hip osteoarthritis, people in India often overlook FAI. Significant knowledge gaps exist in the underlying pathophysiology of FAI, impacting its progression. This study aims to look at the shape changes in the femoral head-neck junction in FAI and how these changes relate to the development of hip joint osteoarthritis. We chose original reviews, book chapters, and controlled trials written in English about the causes, symptoms, and progression of FAI that were published between January 2015 and December 2024 from the PubMed/Medline and Scopus databases. Case reports, series, editorials, commentaries, abstracts, and preprints were excluded. The risk of bias in systematic reviews (ROBIS) tool was used to assess the risk of bias in selected studies, and a standardized data extraction checklist was used to obtain pertinent data for synthesis. This research protocol was prospectively registered in the International Prospective Register of Systematic Reviews (PROSPERO) under registration ID CRD42025638992. A PubMed and Medline search using the MeSH term "femoro-acetabular impingement" yielded 3315 publications. We recorded 327 articles after filtering for English, humans only, no preprints, and all ages. Based on the title and abstract, 39 articles were shortlisted after a thorough review by two investigators, who finally selected 30 articles (four systematic reviews, 18 original studies, six review articles, one clinical trial, and one book chapter) for analysis. FAI appears to be primarily mechanical rather than inflammatory, with radiographic findings often not correlating with clinical severity. As the skeleton matures, the angle of the acetabulum increases, and early closing of the triradiate cartilage leads to pincer-type FAI.

Indexed as

acetabular versioncamfemoro-acetabular impingementhip joint osteoarthritispincerskeletal maturitysystematic review

Identifiers

PMID40693072
PMCPMC12277852

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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.