Clinical trial Recruiting at 39 sites Observational Ages 18 and up

Registry for patients with advanced or metastatic breast cancer

Official title: A Prospective Registry Study in Patients With Unresectable Locally Advanced or Metastatic Breast Cancer (MBC)

Run by Spanish Breast Cancer Research Group · NCT02819882 · Data updated 2026-11-12

This study is creating a registry to collect health information from patients with advanced or metastatic breast cancer to better understand how the disease is managed and what outcomes patients experience.

More Breast Neoplasms trials

Quick facts

Study typeObservational
Ages18 Years and up
SexAll
Enrollment1867 (estimated)
SponsorSpanish Breast Cancer Research Group
Academic / other
Locations40 sites (Elche, Alicante and 39 other locations)
StatusRecruiting
StartedAugust 2016
Main results expectedJune 2032
Study endsJune 2032
Registry record updatedOctober 8, 2026
Trial IDNCT02819882 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include adults aged 18 and older diagnosed with unresectable locally advanced or metastatic breast cancer since January 2016.

Probably not a fit

Patients with early-stage breast cancer or those who have not been diagnosed with unresectable disease may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to create a registry for patients diagnosed with unresectable locally advanced or metastatic breast cancer since January 2016. It involves multiple centers and does not specify any treatment regimen, allowing physicians to make independent clinical decisions. Patients can withdraw from the study at any time, and their health information will be recorded and monitored throughout the study duration. The goal is to gather comprehensive data on disease management and patient outcomes.

Why it matters

Potential benefit: If successful, this registry could enhance understanding of treatment patterns and outcomes in advanced breast cancer, potentially leading to improved patient care.

How similar studies have gone: Other observational studies in cancer registries have shown success in improving treatment understanding and patient outcomes, indicating this approach is supported by prior evidence.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Patients (males or females) diagnosed with unresectable locally advanced or MBC (either after a recurrence or as first diagnosis) from January 2016 onwards.
2. Patients who died are allowed to be included on the study.
3. Able and willing to provide written informed consent if they are alive.
4. Age ≥ 18 years.
5. Availability to medical records access and all data related to the disease management.

Exclusion Criteria:

None

Where it's running

  • Hospital General de Elche
    Elche, Alicante, Spain
    Recruiting
  • Althaia-Xarxa Assistencial de Manresa
    Manresa, Barcelona, Spain
    Recruiting
  • Consorci Sanitari de Terrassa
    Terrassa, Barcelona, Spain
    Recruiting
  • Hospital Universitario Donostia
    San Sebastián, Donostia, Spain
    Recruiting
  • Hospital Dr. Negrín
    Las Palmas de Gran Canaria, Gran Canaria, Spain
    Recruiting
  • Hospital Universitario Fundación Alcorcón
    Alcorcón, Madrid, Spain
    Recruiting
Show 34 more locations
  • Hospital Universitario de Fuenlabrada
    Fuenlabrada, Madrid, Spain
    Recruiting
  • Hospital Universitario Severo Ochoa
    Leganés, Madrid, Spain
    Recruiting
  • Hospital Infanta Sofía
    San Sebastián de los Reyes, Madrid, Spain
    Recruiting
  • Hospital Son Llatzer
    Palma de Mallorca, Mallorca, Spain
    Recruiting
  • Complejo Hospitalario de Navarra
    Pamplona, Navarre, Spain
    Recruiting
  • Hospital Universitario de Canarias
    Santa Cruz de Tenerife, Tenerife, Spain
    Recruiting
  • Hospital de Sagunto
    Sagunto, Valencia, Spain
    Recruiting
  • Hospital Universitario de Basurto
    Bilbao, Vizcaya, Spain
    Recruiting
  • Complejo Hospitalario Universitario A Coruña
    A Coruña, Spain
    Recruiting
  • Complejo Hospitalario Universitario de Albacete
    Albacete, Spain
    Recruiting
  • Hospital San Juan de Alicante
    Alicante, Spain
    Recruiting
  • Hospital Nuestra Señora de Sonsoles
    Ávila, Spain
    Recruiting
  • Hospital del Mar
    Barcelona, Spain
    Recruiting
  • Hospital Santa Creu i Sant Pau
    Barcelona, Spain
    Recruiting
  • ICO L´Hospitalet
    Barcelona, Spain
    Recruiting
  • Hospital Universitario Germans Trias i Pujol
    Barcelona, Spain
    Recruiting
  • Hospital Moisés Broggi_institut Catalá D´Oncologia
    Barcelona, Spain
    Recruiting
  • Hospital Universitario Reina Sofía
    Córdoba, Spain
    Recruiting
  • Hospital de León
    León, Spain
    Recruiting
  • Hospital Lucus Augusti
    Lugo, Spain
    Recruiting
  • Hospital Universitario La Princesa
    Madrid, Spain
    Recruiting
  • Hospital General Universitario Gregorio Marañón
    Madrid, Spain
    Recruiting
  • Hospital Universitario de Málaga
    Málaga, Spain
    Recruiting
  • Hospital Clínico Universitario Virgen de la Arrixaca
    Murcia, Spain
    Recruiting
  • Hospital Clínico Universitario de Salamanca
    Salamanca, Spain
    Recruiting
  • Hospital Universitario Virgen del Rocío
    Seville, Spain
    Recruiting
  • Hospital Virgen de la Salud
    Toledo, Spain
    Recruiting
  • IVO-Instituto Valenciano de Oncología
    Valencia, Spain
    Recruiting
  • Hospital Clínico Universitario de Valencia
    Valencia, Spain
    Recruiting
  • Hosital General de Valencia
    Valencia, Spain
    Recruiting
  • Hospital Universitario Dr. Peset
    Valencia, Spain
    Recruiting
  • Hospital Clínico Lozano Blesa
    Zaragoza, Spain
    Recruiting
  • Hospital Miguel Servet
    Zaragoza, Spain
    Recruiting
  • Hospital Clinic de Barcelona
    Barcelona, Spain
    Withdrawn

Study contacts

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  • Breast cancer subtypes and outcomes in Colombian women

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    This study tests whether personalized acupuncture options (manual acupuncture, ear acupuncture, or both) can help women with breast cancer who have anxiety, sleep problems, or fatigue, compared to routine nursing care.

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.