Evidence map›Paper›PMID 31183445›Full record

ArticleBJS open2019

Risk of needing completion thyroidectomy for low-risk papillary thyroid cancers treated by lobectomy.

A N DiMarco, M S Wong, J Jayasekara, D Cole-Clark, A Aniss, A R Glover, L W Delbridge, M S Sywak, S B Sidhu

Open access · goldAbstract read
In one paragraph

Article in BJS open, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 2 pooled it
3.2field-weighted citation impact, top 8% 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

23 citing papers in PubMed, 2 syntheses or guidelines pooled it, 46 citations in OpenAlex.

  1. Ablative Technologies for Thyroid Nodules: A Health Technology Assessment.Ontario health technology assessment series · 2026
    Pooled it
  2. Completion Thyroidectomy Trends and Rates: A Systematic Review and Meta-Analysis.Clinical otolaryngology : official journal of ENT-UK ; official journal of Netherlands Society for Oto-Rhino-Laryngology & Cervico-Facial Surgery · 2025
    Pooled it
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  10. Characteristics ofCancers · 2023
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  12. Review
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  17. Comparison between 2015 ATA guidelines and Italian Consensus for DTC management. A commented report.Acta otorhinolaryngologica Italica : organo ufficiale della Societa italiana di otorinolaringologia e chirurgia cervico-facciale · 2022
    Article
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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

9 authors at 1 institution in 2 countries.

A N DiMarcoEndocrine Surgery Unit, Faculty of Health Sciences University of Sydney Sydney New South Wales Australia.ORCID 0000-0002-0079-1194
M S WongEndocrine Surgery Unit, Faculty of Health Sciences University of Sydney Sydney New South Wales Australia.
J JayasekaraEndocrine Surgery Unit, Faculty of Health Sciences University of Sydney Sydney New South Wales Australia.
D Cole-ClarkEndocrine Surgery Unit, Faculty of Health Sciences University of Sydney Sydney New South Wales Australia.
A AnissEndocrine Surgery Unit, Faculty of Health Sciences University of Sydney Sydney New South Wales Australia.
A R GloverEndocrine Surgery Unit, Faculty of Health Sciences University of Sydney Sydney New South Wales Australia.
L W DelbridgeEndocrine Surgery Unit, Faculty of Health Sciences University of Sydney Sydney New South Wales Australia.
M S SywakEndocrine Surgery Unit, Faculty of Health Sciences University of Sydney Sydney New South Wales Australia.
S B SidhuEndocrine Surgery Unit, Faculty of Health Sciences University of Sydney Sydney New South Wales Australia.
The University of Sydney · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Low-risk differentiated thyroid cancers may, according to the American Thyroid Association (ATA) 2015 guidelines, be managed initially with lobectomy. However, definitive risk categorization requires pathological assessment of the specimen, resulting in completion thyroidectomy being recommended when discordance between preoperative and postoperative staging occurs. This study sought to establish the expected rate of completion thyroidectomy in patients with papillary thyroid cancer (PTC) treated by lobectomy. Methods: Patients with PTC treated over 5 years (2013-2017 inclusive) and meeting the ATA criteria for lobectomy were identified from the prospectively developed database of a high-volume, university department of endocrine surgery. Concordance between the ATA initial and final recommendation, and the putative rate of completion thyroidectomy were calculated. Multivariable analysis was used to assess preoperative factors as predictors of the need for total thyroidectomy. Results: Of 275 patients with PTC who met ATA preoperative criteria for lobectomy there was concordance between this and the final recommendation in 158 (57·5 per cent) and discordance in 117 (43·5 per cent). Most common reasons for discordance were: angioinvasion (30·8 per cent), local invasion (23·9 per cent) or both (20·5 per cent). Four patients (1·5 per cent) had permanent hypoparathyroidism. On multivariable analysis, age, sex, tumour size and family history did not independently predict the final treatment required. Conclusion: Although many patients may be treated adequately with lobectomy, just under half would require completion thyroidectomy. Further work is needed on preoperative risk stratification but, before this, total thyroidectomy remains the treatment of choice for low-risk 1-4-cm PTC in the hands of high-volume thyroid surgeons who can demonstrate low complication rates.

Indexed as

AdultAgedAged, 80 and overClinical Decision RulesConservative TreatmentFemaleHumansHypoparathyroidismMaleMiddle AgedNeoplasm InvasivenessOutcome Assessment, Health CarePostoperative ComplicationsPostoperative PeriodPreoperative PeriodProspective Studies

Identifiers

PMID31183445
PMCPMC6551396
OpenAlexW2912343162

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.