Evidence map›Paper›PMID 32429916›Full record

ArticleBMC endocrine disorders2020

Predictors of dopamine agonist resistance in prolactinoma patients.

Elle Vermeulen, Jean D'Haens, Tadeusz Stadnik, David Unuane, Kurt Barbe, Vera Van Velthoven, Sven Gläsker

Open access · goldAbstract read
In one paragraph

Article in BMC endocrine disorders, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 1 pooled it
3.3field-weighted citation impact, top 7% 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

28 citing papers in PubMed, 1 synthesis or guideline pooled it, 42 citations in OpenAlex.

  1. Italian Guidelines for the Management of Prolactinomas.Endocrine, metabolic & immune disorders drug targets · 2023
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  16. Surgical Management of Giant Prolactinomas: A Descriptive Study.International journal of endocrinology · 2023
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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 1 institution in 1 country.

Elle VermeulenDepartment of Neurosurgery, VUB University Hospital of Brussels, Laarbeeklaan 101, 1090, Brussels, Belgium.
Jean D'HaensDepartment of Neurosurgery, VUB University Hospital of Brussels, Laarbeeklaan 101, 1090, Brussels, Belgium.
Tadeusz StadnikDepartment of Radiology, VUB University Hospital of Brussels, Laarbeeklaan 101, 1090, Brussels, Belgium.
David UnuaneDepartment of Endocrinology, VUB University Hospital of Brussels, Laarbeeklaan 101, 1090, Brussels, Belgium.
Kurt BarbeDepartment of Statistics, VUB University Hospital of Brussels, Laarbeeklaan 101, 1090, Brussels, Belgium.
Vera Van VelthovenDepartment of Neurosurgery, VUB University Hospital of Brussels, Laarbeeklaan 101, 1090, Brussels, Belgium.
Sven GläskerDepartment of Neurosurgery, VUB University Hospital of Brussels, Laarbeeklaan 101, 1090, Brussels, Belgium. Sven.Glasker@vub.be.ORCID http://orcid.org/0000-0003-2553-0086
Universitair Ziekenhuis Brussel · BE

Funding

Fonds Wetenschappelijk Onderzoek FWO-V 1831017 N
6 · The paper itself

Abstract

backgroundSurgical resection of prolactinomas resistant to dopamine agonists is frequently incomplete due to fibrotic changes of the tumour under pharmacological therapy. In order to identify a subgroup of patients who may benefit from early surgery, we thought to investigate possible predictive factors of pharmacological resistance of prolactinomas to dopamine agonists.

methodsWe retrospectively analyzed a database of a Belgian tertiary reference center for patients with pituitary tumours from 2014 to 2016. The groups of interest were patients with dopamine agonist responsive and resistant prolactinomas. The possible predictive factors, including MRI findings, endocrinological parameters, response of tumour and patient factors for dopamine agonist resistance were investigated.

resultsWe included 69 patients of whom 52 were women (75,4%) and 17 were men (24,6%). Rate of dopamine agonist resistance was 15.9%. We identified four significant predictors of dopamine agonist resistance: male gender, a large tumour volume, prolonged time to prolactin normalization and presence of a cystic, hemorrhagic and/or necrotic component. In addition, symptoms due to mass effect, high baseline prolactin level and a high contrast capture on MRI are factors that can be taken into consideration.

conclusionWe identified predictive factors for pharmacological resistance and developed a scoring system for patient specific prediction of resistance to dopamine agonists. This scoring system may have impact on the timing and decision of surgery in prolactinoma patients after further prospective evaluation.

Indexed as

AdultAgedBelgiumCabergolineDopamine AgonistsDrug ResistanceFemaleHumansMaleMiddle AgedPituitary NeoplasmsPredictive Value of TestsProlactinProlactinomaRetrospective StudiesTertiary Care CentersCabergolineDopamine AgonistsProlactinDopamine agonistPituitary adenomaProlactinomaResistance

Identifiers

PMID32429916
PMCPMC7236128
OpenAlexW3028199848

What OpenQuestion holds

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LicenceCC BY
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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.