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15,000 volunteers join hunt to stop gallbladder cancer before it starts

NCT ID NCT06192719

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study is collecting health data and biological samples from 15,000 people in Europe and Latin America to find markers that could predict gallbladder cancer risk or catch it early. Participants include patients with gallbladder cancer or gallstones. The goal is to improve prevention and diagnosis, since early surgery is currently the only cure.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

What this could lead to
If successful, this could lead to better ways to predict who is at risk for gallbladder cancer and detect it earlier, potentially saving lives through timely surgery.
What could go wrong
This is an observational study, not a treatment trial. It may take years to yield useful markers, and the findings might not apply to all populations.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 15,000 people

The number the study aims to enrol. It can still change while the study runs.

Started

Dec 2019

Expected to finish

Dec 2028

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

Participants are adults with GBC, gallbladder dysplasia, or cholelithiasis.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Cohort A. Patients with gallbladder cancer or dysplasia, both before and after the start of their anticancer treatment. Cohort B. Patients with cholelithiasis before cholecystectomy (only patients scheduled for cholecystectomy will be recruited) 2. Diagnosis confirmed in accordance with standard protocols of the participating hospitals 3. Men and women aged 18 or over Exclusion Criteria: 1. Any medical condition that present an unreasonable risk to the participant. 2. Any psychiatric condition that interferes with understanding informed consent.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    36 sites in 5 countries. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Centre Paul Strauss

    RECRUITING

    Strasbourg, France

  • Clínica Alemana de Santiago

    RECRUITING

    Santiago, Chile

  • Clínica Alemana de Temuco

    RECRUITING

    Temuco, Chile

  • Clínica Monte Sinaí

    RECRUITING

    Juliaca, Peru

  • Complejo Asistencial Padre Las Casas

    RECRUITING

    Temuco, Chile

  • Complejo Hospitalario Viedma

    RECRUITING

    Cochabamba, Bolivia

  • Fundación Arturo López Perez (FALP)

    RECRUITING

    Santiago, Chile

  • Hospital Barros Luco

    RECRUITING

    Santiago, Chile

  • Hospital Base III- La Capilla ESSALUD

    RECRUITING

    Juliaca, Peru

  • Hospital Clínico Universidad de Chile

    RECRUITING

    Santiago, Chile

  • Hospital Clínico de Magallanes

    RECRUITING

    Punta Arenas, Chile

  • Hospital De Puerto Montt

    RECRUITING

    Port Montt, Chile

  • Hospital El Pino

    RECRUITING

    Santiago, Chile

  • Hospital Goyoneche

    RECRUITING

    Arequipa, Peru

  • Hospital Honorio Delgado

    RECRUITING

    Arequipa, Peru

  • Hospital Obrero No. 2 (Caja Nacional del Seguro Social)

    RECRUITING

    Cochabamba, Bolivia

  • Hospital Pablo Soria

    RECRUITING

    San Salvador de Jujuy, Argentina

  • Hospital Padre Hurtado

    RECRUITING

    Santiago, Chile

  • Hospital Papa Francisco

    RECRUITING

    Salta, Argentina

  • Hospital Regional Manuel Nuñez Butrón

    RECRUITING

    Puno, Peru

  • Hospital Regional de Arica

    RECRUITING

    Arica, Chile

  • Hospital Regional de Concepción

    RECRUITING

    Concepción, Chile

  • Hospital Regional de Rancagua

    RECRUITING

    Rancagua, Chile

  • Hospital Regional de Talca

    RECRUITING

    Talca, Chile

  • Hospital Regional de Temuco

    RECRUITING

    Temuco, Chile

  • Hospital San Borja

    RECRUITING

    Santiago, Chile

  • Hospital San Juan de Dios

    RECRUITING

    Santiago, Chile

  • Hospital Sótero del Río

    RECRUITING

    Santiago, Chile

  • Hospital del Norte

    RECRUITING

    Cochabamba, Bolivia

  • Hospital del Salvador

    RECRUITING

    Santiago, Chile

  • Instituto Gastroenterológico

    RECRUITING

    Cochabamba, Bolivia

  • Instituto Nacional de Enfermedades Neoplásicas (INEN)

    RECRUITING

    Lima, Peru

  • Instituto Oncológico Nacional

    RECRUITING

    Cochabamba, Bolivia

  • Instituto Regional de Enfermedades Neoplásicas del Norte (IREN Norte)

    RECRUITING

    Trujillo, Peru

  • Instituto Regional de Enfermedades Neoplásicas del Sur (IREN Sur)

    RECRUITING

    Arequipa, Peru

  • Sanatorio el Carmen

    RECRUITING

    Salta, Argentina

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