Evidence map›Paper›PMID 26428940›Full record

ArticleGynecologic oncology2016

Sentinel nodes in vulvar cancer: Long-term follow-up of the GROningen INternational Study on Sentinel nodes in Vulvar cancer (GROINSS-V) I.

N C Te Grootenhuis, A G J van der Zee, H C van Doorn, J van der Velden, I Vergote, V Zanagnolo, P J Baldwin, K N Gaarenstroom, E B van Dorst, J W Trum and 8 more

Registry-linked trialAbstract readValidation Study
PubMed Publisher
In one paragraph

Article in Gynecologic oncology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06035068 (Sentinel Lymph Node Mapping and Detection With Indocyanine Green and Spy-Phi Handheld Camera Technology in Early-Stage Vulvar Cancer), which is not on this map. Cited by 79 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
79citing papers in PubMed, 2 pooled it
–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.

NCT06035068 not yet recruitingnot on this mapstarted 2025, after this paper: background citation

Sentinel Lymph Node Mapping and Detection With Indocyanine Green and Spy-Phi Handheld Camera Technology in Early-Stage Vulvar Cancer (PILOT)

TypeobservationalSponsorTufts Medical CenterRan2025 to 2026Enrolled10ConditionsVulva CancerArmsIndocyanine green
3 · Its place in the literature

Who cites it

79 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. European Society of Gynaecological Oncology Guidelines for the Management of Patients with Vulvar Cancer - Update 2023.International journal of gynecological cancer : official journal of the International Gynecological Cancer Society · 2023
    Guideline
  3. Article
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  6. Review
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  17. Review
  18. Controversies in vulvar cancer: revisiting the margin of error.International journal of gynecological cancer : official journal of the International Gynecological Cancer Society · 2025
    Review
  19. Follow-up of women after gynecological cancer treatment.Revista brasileira de ginecologia e obstetricia : revista da Federacao Brasileira das Sociedades de Ginecologia e Obstetricia · 2025
    Article
  20. The role of technetium-99m isotope in sentinel lymph node identification in gynecological cancers.Reports of practical oncology and radiotherapy : journal of Greatpoland Cancer Center in Poznan and Polish Society of Radiation Oncology · 2025
    Review

19 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

18 authors.

N C Te GrootenhuisDepartment of Obstetrics and Gynaecology, University of Groningen, University Medical Center Groningen, Groningen, Netherlands.
A G J van der ZeeDepartment of Obstetrics and Gynaecology, University of Groningen, University Medical Center Groningen, Groningen, Netherlands.
H C van DoornDepartment of Obstetrics and Gynaecology, Erasmus Medical Center, Rotterdam, Netherlands.
J van der VeldenDepartment of Obstetrics and Gynaecology, Academic Medical Center, Amsterdam, Netherlands.
I VergoteDepartment of Obstetrics and Gynaecology, University Hospitals Leuven, Leuven, Belgium.
V ZanagnoloDepartment of Obstetrics and Gynaecology, European Cancer Institute, Milan, Italy.
P J BaldwinDepartment of Gynaecological Oncology, Addenbrooke's Hospital, Cambridge, United Kingdom.
K N GaarenstroomDepartment of Obstetrics and Gynaecology, Leiden University Medical Center, Leiden, Netherlands.
E B van DorstDepartment of Obstetrics and Gynaecology, University Medical Center Utrecht, Utrecht, Netherlands.
J W TrumDepartment of Obstetrics and Gynaecology, VU Medical Center, Amsterdam, Netherlands.
B F M SlangenDepartment of Obstetrics and Gynaecology, Maastricht University Medical Center, Maastricht, Netherlands.
I B RunnebaumDepartment of Obstetrics and Gynaecology, University Hospital Jena, Jena, Germany.
K TamussinoDepartment of Obstetrics and Gynaecology, Medical University Graz, Graz, Austria.
R H HermansDepartment of Obstetrics and Gynaecology, Catharina Hospital, Eindhoven, Netherlands.
D M ProvencherDepartment of Obstetrics and Gynaecology, Centre Hospitalier de l'Université de Montréal, Montreal, Canada.
G H de BockDepartment of Epidemiology, University of Groningen, University Medical Center Groningen, Groningen, Netherlands.
J A de HulluDepartment of Obstetrics and Gynaecology, Radboud University Nijmegen Medical Center, Nijmegen, Netherlands.
M H M OonkDepartment of Obstetrics and Gynaecology, University of Groningen, University Medical Center Groningen, Groningen, Netherlands. Electronic address: m.h.m.oonk@umcg.nl.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveIn 2008 GROINSS-V-I, the largest validation trial on the sentinel node (SN) procedure in vulvar cancer, showed that application of the SN-procedure in patients with early-stage vulvar cancer is safe. The current study aimed to evaluate long-term follow-up of these patients regarding recurrences and survival.

methodsFrom 2000 until 2006 GROINSS-V-I included 377 patients with unifocal squamous cell carcinoma of the vulva (T1, <4 cm), who underwent the SN-procedure. Only in case of SN metastases an inguinofemoral lymphadenectomy was performed. For the present study follow-up was completed until March 2015.

resultsThemedian follow-up was 105 months (range 0–179). The overall local recurrence ratewas 27.2% at 5 years and 39.5% at 10 years after primary treatment, while for SN-negative patients 24.6% and 36.4%, and for SN-positive patients 33.2% and 46.4% respectively (p = 0.03). In 39/253 SN-negative patients (15.4%) an inguinofemoral lymphadenectomy was performed, because of a local recurrence. Isolated groin recurrence rate was 2.5% for SN-negative patients and 8.0% for SN-positive patients at 5 years. Disease-specific 10-year survival was 91% for SN-negative patients compared to 65% for SN-positive patients (p b .0001). For all patients, 10-year disease-specific survival decreased from 90% for patients without to 69% for patients with a local recurrence (p b .0001).

Indexed as

AdultAgedAged, 80 and overCarcinoma, Squamous CellDisease-Free SurvivalFemaleFollow-Up StudiesHumansLymphatic MetastasisLymph NodesMiddle AgedNeoplasm Recurrence, LocalReproducibility of ResultsSentinel Lymph Node BiopsyVulvar NeoplasmsLong-term follow-upSentinel nodeVulvar cancer

Identifiers

What OpenQuestion holds

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Registered trials

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.