Evidence map›Paper›PMID 29916066›Full record

ArticleNeurosurgical review2019

Two-level cervical corpectomy-long-term follow-up reveals the high rate of material failure in patients, who received an anterior approach only.

Simon Heinrich Bayerl, Florian Pöhlmann, Tobias Finger, Vincent Prinz, Peter Vajkoczy

Abstract read
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Article in Neurosurgical review, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
2.8field-weighted citation impact, top 10% of its field
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

11 citing papers in PubMed, 29 citations in OpenAlex.

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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

5 authors at 1 institution in 1 country.

Simon Heinrich BayerlDepartment of Neurosurgery, Charité Universitätsmedizin Berlin, Augustenburger Platz 1, 13353, Berlin, Germany.ORCID http://orcid.org/0000-0001-7408-7813
Florian PöhlmannDepartment of Neurosurgery, Charité Universitätsmedizin Berlin, Augustenburger Platz 1, 13353, Berlin, Germany.
Tobias FingerDepartment of Neurosurgery, Charité Universitätsmedizin Berlin, Augustenburger Platz 1, 13353, Berlin, Germany.
Vincent PrinzDepartment of Neurosurgery, Charité Universitätsmedizin Berlin, Augustenburger Platz 1, 13353, Berlin, Germany.
Peter VajkoczyDepartment of Neurosurgery, Charité Universitätsmedizin Berlin, Augustenburger Platz 1, 13353, Berlin, Germany. peter.vajkoczy@charite.de.
Charité - Universitätsmedizin Berlin · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In contrast to a one-level cervical corpectomy, a multilevel corpectomy without posterior fusion is accompanied by a high material failure rate. So far, the adequate surgical technique for patients, who receive a two-level corpectomy, remains to be elucidated. The aim of this study was to determine the long-term clinical outcome of patients with cervical myelopathy, who underwent a two-level corpectomy. Outcome parameters of 21 patients, who received a two-level cervical corpectomy, were retrospectively analyzed concerning reoperations and outcome scores (VAS, Neck Disability Index (NDI), Nurick scale, modified Japanese Orthopaedic Association score (mJOAS), Short Form 36-item Health Survey Questionnaire (SF-36)). The failure rate was determined using postoperative radiographs. The choice over the surgical procedures was exercised by every surgeon individually. Therefore, a distinction between two groups was possible: (1) anterior group (ANT group) with a two-level corpectomy and a cervical plate, (2) anterior/posterior group (A/P group) with two-level corpectomy, cervical plate, and additional posterior fusion. Both groups benefitted from surgery concerning pain, disability, and myelopathy. While all patients of the A/P group showed no postoperative instability, one third of the patients of the ANT group exhibited instability and clinical deterioration. Thus, a revision surgery with secondary posterior fusion was needed. Furthermore, the ANT group had worse myelopathy scores (mJOAS

Indexed as

Prosthesis FailureAdultAgedBone PlatesCervical VertebraeDecompression, SurgicalFemaleFollow-Up StudiesHumansMaleMiddle AgedPostoperative ComplicationsRadiographyRetrospective StudiesSpinal Cord DiseasesSpinal FusionCervical instabilityCervical myelopathyNeck painPosterior fusionTwo-level cervical corpectomy

Identifiers

PMID29916066
OpenAlexW2809309167

What OpenQuestion holds

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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.