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GISTRetroGISTNCT04599660

Study in Low Risk Gastrointestinal Stromal Tumor (GISTs)

An observational study of GIST, run by Italian Sarcoma Group at 13 sites in Italy.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This is a multi-institutional retrospective study in order to identify the most relevant and advisable features of follow-up, and to explore its impact on principal clinical outcomes. Read more about this study

Who is it for?
Ages 19 years and older
Conditions the study is for
GIST
What is being tested?
Treatment of Low Risk GISTs according clinical practice (includes drugs, surgery or any other received treatments)
How many people
700 participants
Where
13 sitesItaly
Study dates
25 Nov 2020to 20 Dec 2023
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 19 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: patients affected by primary GIST at very-low and low risk of recurrence/progression, referred to participating Institutions between January 2000 and February 2020.

Who may be able to join

  • >18 years at diagnosis
  • primary GIST removed by surgery or endoscopic procedures
  • availability of medical data needed for the study
  • very-low and low risk GIST defined as:
  • largest size of < 3 cm (for all sites of origin)
  • gastric GIST with ≤ 5/50 High Power Fields (HPF) mitoses and ≤ 10 cm in the largest size
  • gastric GIST with > 5/50 HPF mitoses and ≤ 5 cm in the largest size
  • intestinal GIST with ≤ 5/50 HPF mitoses and ≤ 5 cm in the largest size

Who cannot join

  • Metastases at diagnosis.
  • Previous treatment with imatinib

Trial locations and contacts

13 sites in 1 country.

13 sites in 1 country

Italy13 sites
  • Centro di Riferimento Oncologico - Unit of Medical Oncology

    Aviano, Pordenone, 33081

  • Azienda Ospedaliero-Universitaria Di Bologna

    Bologna, BO, 40139

  • Policlinico S.Orsola Malpighi - Unit of Medical Oncology

    Bologna, 40138

  • Fondazione del Piemonte per l'Oncologia IRCC Candiolo

    Candiolo, Torino, 10060

  • Azienda Ospedaliera Universitaria Careggi

    Florence, 50100

  • Istituto Europeo di Oncologia

    Milan, MI, 20141

  • Fondazione IRCCS INT Milano

    Milan, 20133

  • Azienda Ospedaliera Universitaria Paolo Giaccone

    Palermo, PA, 90127

  • Nuovo Ospedale di Prato

    Prato, Firenze, 59100

  • Policlinico Universitario Campus Biomedico

    Roma, RM, 00128

  • Istituto Nazionale Tumori Regina Elena - Unit of Medical Oncology I

    Roma, 00144

  • Istituto Clinico Humanitas

    Rozzano, MI, 20089

  • Ospedale San Giovanni Bosco

    Torino, TO

Other trials in Italy

About this study

Official title: Follow-up in Low Risk Gastrointestinal Stromal Tumors (GISTs) - Retrospective Analysis of Clinical Features and Outcomes

This is a multi-institutional retrospective study in order to identify the most relevant and advisable features of follow-up, and to explore its impact on principal clinical outcomes. Moreover, a dedicated effort will be pursued to identify the peculiar characteristics (if any) of patients that experienced recurrence of the disease.

The study will collect data about patients affected by primary GIST at very-low and low risk of recurrence/progression, referred to participating Institutions between January 2000 and February 2020

Read the detailed description

In the field of soft tissue sarcomas, Gastrointestinal Stromal Tumors (GIST) represents a really peculiar neoplasm for its biological and clinical properties. Surgery (if feasible) is the main therapeutic approach for all the patients with localized disease, while a pharmacological adjuvant treatment is reserved to those with a relevant risk of recurrence/progression.

After tumor removal, clinical and radiological follow-up is of central importance to early intercept recurrence and to evaluate the most correct subsequent therapeutic approach. In particular, for the group of patients with GIST at very-low and low risk of recurrence/progression, the evidences to support a specific follow-up program and its features are poor.

On the basis of the aforementioned considerations, we propose a multi-institutional retrospective study in order to identify the most relevant and advisable features of follow-up, and to explore its impact on principal clinical outcomes. Moreover, a dedicated effort will be pursued to identify the peculiar characteristics (if any) of patients that experienced recurrence of the disease.

The study will collect data about patients affected by primary GIST at very-low and low risk of recurrence/progression, referred to participating Institutions between January 2000 and February 2020

Conditions
GIST
Being tested
Treatment of Low Risk GISTs according clinical practice (includes drugs, surgery or any other received treatments)
Keywords
GIST, Gastro Intestinal Stromal Tumor

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Treatment of Low Risk GISTs according clinical practice (includes drugs, surgery or any other received treatments)Other

    This observational study collects all the treatments received by the patients according clinical practices or experimental trials and therefore includes drug/biological/surgical and any other applicable treatments

Study groups in NCT04599660
Study groupRoleWhat they receive
Low Risk GISTsThis cohort include patients affected by primary GIST at very-low and low risk of recurrence/progression, referred to participating Institutions between January 2000 and February 2020.
Receives: Other: Treatment of Low Risk GISTs according clinical practice (includes drugs, surgery or any other received treatments)

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. To describe the most relevant features of follow-up in very-low and low risk GIST patients

    Collection of retrospectively imaging characteristics

    Measured: Change from diagnosis (baseline)

  2. To describe the most relevant features of follow-up in very-low and low risk GIST patients

    Collection of retrospectively imaging characteristics.

    Measured: At 1 year

  3. To describe the most relevant features of follow-up in very-low and low risk GIST patients

    Collection of retrospectively imaging characteristics.

    Measured: At 2 years

  4. To describe the most relevant features of follow-up in very-low and low risk GIST patients

    Collection of retrospectively imaging characteristics.

    Measured: At 3 years

  5. To describe the most relevant features of follow-up in very-low and low risk GIST patients

    Collection of retrospectively imaging characteristics.

    Measured: At 5 years

  6. To evaluate the onset of other neoplasms in very-low and low risk GIST patients

    Onset of other neoplasm will be recoreded

    Measured: Chage from baseline (time of diagnosis) at 5 years

Secondary outcomes (5)
  1. To assess baseline clinical and disease-specific factors with possible impact on survival analyses.

    Collection of clinical symptoms, pathological and molecular characteristics at disease presentation/diagnosis

    Measured: Every 3 months (Month 3, Month 6, Month 9...) up to 5 years

  2. Recurrence-free survival (RFS)

    Time elapsed form the treatment (any) start and the onset of recurrence

    Measured: Every 3 months (Month 3, Month 6, Month 9...) up to 5 years

  3. Post-recurrence progression-free survival (PR-PFS)

    Time elapsed form the onset of 1st progression to a further progression

    Measured: Every 3 months (Month 3, Month 6, Month 9...) up to 5 years

  4. Disease-Specific survival (DSS)

    Time elapsed for the diagnosis to the death of disease

    Measured: at 5 years

  5. Overall survival (OS).

    Time elapsed for the diagnosis to the death for any cause

    Measured: at 5 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted23 Oct 2020
  2. Study start25 Nov 2020
  3. Primary completion30 Dec 2021
  4. Study completion20 Dec 2023

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Retrospective
Enrolment
700 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04599660
Sponsor's protocol ID
ISG-RetroGIST LR
Acronym
RetroGIST
Status last verified
Dec 2023
First submitted
15 Oct 2020
Last updated
1 Feb 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Joensuu H, Hohenberger P, Corless CL. Gastrointestinal stromal tumour. Lancet. 2013 Sep 14;382(9896):973-83. doi: 10.1016/S0140-6736(13)60106-3. Epub 2013 Apr 24.

    PubMed 23623056
  • Gold JS, Gonen M, Gutierrez A, Broto JM, Garcia-del-Muro X, Smyrk TC, Maki RG, Singer S, Brennan MF, Antonescu CR, Donohue JH, DeMatteo RP. Development and validation of a prognostic nomogram for recurrence-free survival after complete surgical resection of localised primary gastrointestinal stromal tumour: a retrospective analysis. Lancet Oncol. 2009 Nov;10(11):1045-52. doi: 10.1016/S1470-2045(09)70242-6. Epub 2009 Sep 28.

    PubMed 19793678
  • D'Ambrosio L, Palesandro E, Boccone P, Tolomeo F, Miano S, Galizia D, Manca A, Chiara G, Bertotto I, Russo F, Campanella D, Venesio T, Sangiolo D, Pignochino Y, Siatis D, De Simone M, Ferrero A, Pisacane A, Dei Tos AP, Aliberti S, Aglietta M, Grignani G. Impact of a risk-based follow-up in patients affected by gastrointestinal stromal tumour. Eur J Cancer. 2017 Jun;78:122-132. doi: 10.1016/j.ejca.2017.03.025. Epub 2017 Apr 24.

    PubMed 28448856
  • Joensuu H, Reichardt P, Eriksson M, Sundby Hall K, Vehtari A. Gastrointestinal stromal tumor: a method for optimizing the timing of CT scans in the follow-up of cancer patients. Radiology. 2014 Apr;271(1):96-103. doi: 10.1148/radiol.13131040. Epub 2013 Nov 18.

    PubMed 24475826
  • Rossi S, Miceli R, Messerini L, Bearzi I, Mazzoleni G, Capella C, Arrigoni G, Sonzogni A, Sidoni A, Toffolatti L, Laurino L, Mariani L, Vinaccia V, Gnocchi C, Gronchi A, Casali PG, Dei Tos AP. Natural history of imatinib-naive GISTs: a retrospective analysis of 929 cases with long-term follow-up and development of a survival nomogram based on mitotic index and size as continuous variables. Am J Surg Pathol. 2011 Nov;35(11):1646-56. doi: 10.1097/PAS.0b013e31822d63a7.

    PubMed 21997685
  • Casali PG, Abecassis N, Aro HT, Bauer S, Biagini R, Bielack S, Bonvalot S, Boukovinas I, Bovee JVMG, Brodowicz T, Broto JM, Buonadonna A, De Alava E, Dei Tos AP, Del Muro XG, Dileo P, Eriksson M, Fedenko A, Ferraresi V, Ferrari A, Ferrari S, Frezza AM, Gasperoni S, Gelderblom H, Gil T, Grignani G, Gronchi A, Haas RL, Hassan B, Hohenberger P, Issels R, Joensuu H, Jones RL, Judson I, Jutte P, Kaal S, Kasper B, Kopeckova K, Krakorova DA, Le Cesne A, Lugowska I, Merimsky O, Montemurro M, Pantaleo MA, Piana R, Picci P, Piperno-Neumann S, Pousa AL, Reichardt P, Robinson MH, Rutkowski P, Safwat AA, Schoffski P, Sleijfer S, Stacchiotti S, Sundby Hall K, Unk M, Van Coevorden F, van der Graaf WTA, Whelan J, Wardelmann E, Zaikova O, Blay JY; ESMO Guidelines Committee and EURACAN. Gastrointestinal stromal tumours: ESMO-EURACAN Clinical Practice Guidelines for diagnosis, treatment and follow-up. Ann Oncol. 2018 Oct 1;29(Suppl 4):iv267. doi: 10.1093/annonc/mdy320. No abstract available.

    PubMed 30188977

Questions about this trial

What is this clinical trial studying?

An observational study of GIST, run by Italian Sarcoma Group at 13 sites in Italy.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 1 Feb 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 13 sites in Italy. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

To describe the most relevant features of follow-up in very-low and low risk GIST patients (time frame: Change from diagnosis (baseline)). The study lists 6 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT04599660, which also lists 6 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 1 Feb 2024.

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