Evidence map›Paper›PMID 28114975›Full record

Observational studyBMC musculoskeletal disorders2017

Incidence and medical management of bisphosphonate-associated atypical femoral fractures in a major trauma centre: a retrospective observational study.

Neil Eisenstein, Ganesh Kasavkar, Dhruva Bhavsar, Faisal Shehzaad Khan, Zoe Paskins

Abstract readObservational Study
In one paragraph

Observational study in BMC musculoskeletal disorders, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Review
  5. Article
  6. Atypical femur fractures: current understanding and approach to management.Therapeutic advances in musculoskeletal disease · 2020
    Review
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.

Neil EisensteinRoyal Centre for Defence Medicine, Birmingham, UK.
Ganesh KasavkarDepartment of Rheumatology, Haywood Hospital, Stoke-On-Trent, UK.
Dhruva BhavsarDepartment of Trauma and Orthopaedics, Royal Stoke University Hospital, Stoke-On-Trent, UK.
Faisal Shehzaad KhanDepartment of Trauma and Orthopaedics, Royal Stoke University Hospital, Stoke-On-Trent, UK.
Zoe PaskinsDepartment of Rheumatology, Haywood Hospital, Stoke-On-Trent, UK. z.paskins@keele.ac.uk.ORCID 0000-0002-7783-2986

Funding

Department of Health WMCLAHRC-2014-1
6 · The paper itself

Abstract

backgroundAtypical femoral fractures (AFFs) are rare events associated with increased duration of bisphosphonate exposure. Recommended management of AFFs include cessation of bisphosphonates and imaging of the contralateral femur. The aims of this study were to identify the local incidence of AFFs in bisphosphonate users and to audit the medical management of AFFs against published recommendations.

methodsA retrospective analysis of the admissions database for a major trauma centre identified all femoral fractures (3150) in a five-year period (July 2009 to June 2014). Electronic health records and radiographs were reviewed using the 2013 American Society for Bone and Mineral Research (ASBMR) diagnostic criteria for AFF to establish the number of cases. To estimate incidence, the total number of bisphosphonate users was derived from primary care prescription and secondary care day-case records. Medical management of cases with AFF on bisphosphonates was audited against guidance from ASBMR and Medicines & Healthcare Products Regulatory Agency.

results10 out of 3150 femoral fractures met criteria for AFF; 7 of these patients had a history of exposure to bisphosphonates (6 oral, 1 intravenous). There were 19.1 AFFs per 100,000 years of bisphosphonate use in our region. Bisphosphonates were stopped and the contralateral femur imaged in only 2 of the 7 patients treated with bisphosphonates.

conclusionOur local incidence is in line with published figures; however, this is the first published evidence suggesting that medical management and identification of AFF may be suboptimal. Managing these patients remains challenging due to their rarity and possible lack of awareness.

Indexed as

Disease ManagementAgedAged, 80 and overBone Density Conservation AgentsDiphosphonatesElectronic Health RecordsFemaleFemoral FracturesHumansIncidenceMaleMiddle AgedRetrospective StudiesTrauma CentersBone Density Conservation AgentsDiphosphonatesAtypicalBisphosphonateDenosumabFemurFractureOsteoporosisSubtrochanteric

Identifiers

PMID28114975
PMCPMC5259836

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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.