When to operate? major trial tests best timing for ovarian cancer surgery

NCT ID NCT02828618

First seen Nov 01, 2025 · Last updated May 01, 2026 · Updated 26 times

Summary

This study looks at the best time to perform surgery for women with advanced ovarian cancer. It compares having surgery right away versus having chemotherapy first and then surgery. The goal is to see which approach helps patients live longer. About 800 women with stage IIIB to IV ovarian cancer are taking part.

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Contacts and locations

Locations

  • Charité - Universitätsmedizin Berlin, Campus Virchow Klinikum, Klinik für Gynäkologie

    Berlin, 13353, Germany

  • European Institute of Oncology; Gynecologic Cancer Surgery

    Milan, Italy

  • Fondazione IRCCS Istituto Nazionale Tumori - Milan

    Milan, Italy

  • Hôpital Européen Georges Pompidou (HEGP)

    Paris, France

  • Imperial College London, Hammersmith Hospital, Surgery&Cancer

    London, W12 OHS, United Kingdom

  • Institut Bergonié

    Bordeaux, France

  • Institute Gustave Roussy

    Villejuif, 94805, France

  • Istituto Nazionale per lo Studio e la Cura dei Tumori di Napoli

    Naples, Italy

  • Kaiserswerther Diakonie; Florence-Nightingale-Hospital

    Düsseldorf, Germany

  • Karolinska University Hospital

    Solna, 17176, Sweden

  • Klinik und Poliklinik für Frauenheilkunde und Geburtshilfe, Klinikum der Universität München

    München, 81377, Germany

  • Kliniken Essen-Mitte, Evang. Huyssens-Stiftung, Klinik für Gynäkologie und gyn. Onkologie

    Essen, 45136, Germany

  • Klinikum rechts der Isar, Frauen- und Poliklinik

    München, 81675, Germany

  • Medical University of Vienna

    Vienna, A-1090, Austria

  • Memorial Sloan Kettering Cancer Center

    New York, New York, 10065, United States

  • Skane University Hospital

    Lund, 22185, Sweden

  • University Hospital, Rigshospitalet

    Copenhagen, 2100, Denmark

  • Universitätsklinikum Carl Gustav Carus Dresden, Klinik & Poliklinik f. Frauenheilkunde & Geburtshilfe

    Dresden, 01307, Germany

  • Universitätsklinikum Hamburg-Eppendorf, Klinik und Poliklinik für Gynäkologie

    Hamburg, 20246, Germany

  • Universitätsklinikum Tübingen

    Tübingen, Germany

Conditions

Explore the condition pages connected to this study.