Evidence map›Paper›PMID 30498966›Full record

ArticleArchives of gynecology and obstetrics2019

Incidence and groups at risk for unexpected uterine leiomyosarcoma: a Dutch nationwide cohort study.

Lukas van den Haak, Cor D de Kroon, Milo I Warmerdam, Albert G Siebers, Johann P Rhemrev, Theodoor E Nieboer, Frank Willem Jansen

Open access · hybridAbstract read
In one paragraph

Article in Archives of gynecology and obstetrics, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.6field-weighted citation impact, top 15% 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

10 citing papers in PubMed, 19 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

7 authors at 4 institutions in 1 country.

Lukas van den HaakDepartment of Gynecology, Leiden University Medical Center, PO Box 9600, 2300 RC, Leiden, The Netherlands. l.van_den_haak@lumc.nl.ORCID 0000-0001-6070-7284
Cor D de KroonDepartment of Gynecology, Leiden University Medical Center, PO Box 9600, 2300 RC, Leiden, The Netherlands.
Milo I WarmerdamDepartment of Gynecology, Leiden University Medical Center, PO Box 9600, 2300 RC, Leiden, The Netherlands.
Albert G SiebersThe Nationwide Network and Registry of Histo- and Cytopathology in The Netherlands, Utrecht, The Netherlands.
Johann P RhemrevDepartment of Obstetrics and Gynecology, Haaglanden Medisch Centrum, The Hague, The Netherlands.
Theodoor E NieboerDepartment of Obstetrics and Gynecology, Radboud University Medical Center, Nijmegen, The Netherlands.
Frank Willem JansenDepartment of Gynecology, Leiden University Medical Center, PO Box 9600, 2300 RC, Leiden, The Netherlands.
Leiden University Medical Center · NLMedisch Centrum Haaglanden · NLNetherlands Heart Registration · NLRadboud University Nijmegen · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo estimate the risk of uterine leiomyosarcoma in patients undergoing gynecological surgery and also to identify groups at risk for unrecognized uterine leiomyosarcoma.

methodsA national cohort study was performed evaluating all uterine leiomyosarcoma (ULMS) diagnosed in The Netherlands between January 2000 and September 2015. Cases were identified and supplied by the nationwide network and registry of histo- and cytopathology in The Netherlands (PALGA). Unexpected and expected ULMS were compared. Approval for this study was granted by the Medical Ethics Committee of all participating hospitals and by the review board of PALGA.

results262 original cases were included. The overall incidence of ULMS in our study was 0.25% or 1:400 patients. The incidence of unexpected ULMS was 0.12% or 1:865 patients. Preoperatively, a malignancy was unexpected in 46% of the cases and expected in 54%. Abnormal uterine bleeding constituted most of the symptoms. 90% of women underwent abdominal hysterectomy and/or bilateral salpingo-oophorectomy.

conclusionsLeiomyosarcoma are rare. Women aged 40-50 years with abnormal uterine bleeding are most at risk for unexpected ULMS. In contrast, this risk is low in postmenopausal women. ULMS were highly uncommon in women aged under 40 years.

Indexed as

AdultAgedAged, 80 and overCohort StudiesFemaleGynecologic Surgical ProceduresHumansHysterectomyIncidenceLaparoscopyLeiomyosarcomaMiddle AgedNetherlandsPelvic NeoplasmsUterine NeoplasmsHysterectomyLaparoscopyLeiomyosarcomaMorcellation

Identifiers

PMID30498966
PMCPMC6328517
OpenAlexW2903213271

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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.