Massive german registry aims to unlock secrets of rare sarcomas

NCT ID NCT04122872

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This registry is collecting information from up to 9,000 people in Germany with sarcoma or carcinosarcoma. Researchers will track how often different subtypes occur, how they progress, and what treatments patients receive. The goal is to better understand these rare cancers and improve future care.

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 registry could provide crucial insights into how common and how serious different sarcoma subtypes are, helping guide future research and treatment strategies.
What could go wrong
As an observational registry, this study does not test any new treatment, so it will not directly improve patient outcomes. The data quality depends on consistent reporting from many hospitals.

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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.

Contacts and locations

Locations

  • Asklepios Klinik St. Georg

    RECRUITING

    Hamburg, 20099, Germany

  • Barmherzige Brüder Regensburg

    RECRUITING

    Regensburg, Germany

  • Chirurgische Universitätsklinik Mannheim

    RECRUITING

    Mannheim, Germany

  • HELIOS Klinikum Bad Saarow

    RECRUITING

    Bad Saarow, Germany

  • HELIOS Klinikum Berlin-Buch

    RECRUITING

    Berlin, Germany

  • Klinikum Frankfurt Höchst

    RECRUITING

    Frankfurt, Germany

  • Klinikum Nürnberg

    RECRUITING

    Nuremberg, Germany

  • Krankenhaus Nordwest KHNW

    RECRUITING

    Frankfurt, Germany

  • Uniklinik Freiburg

    RECRUITING

    Freiburg im Breisgau, Germany

  • Uniklinikum Leipzig

    RECRUITING

    Leipzig, Germany

  • Uniklinikum Regensburg

    RECRUITING

    Regensburg, Germany

  • University Hospital Halle (Saale)

    RECRUITING

    Halle, Germany

  • Universitätsklinikum Erlangen

    RECRUITING

    Erlangen, Bavaria, 91054, Germany

  • Universitätsklinikum Erlangen

    RECRUITING

    Erlangen, Germany

  • Universitätsklinikum Tübingen

    RECRUITING

    Tübingen, Baden-Wurttemberg, 72076, Germany

  • Universitätsklinikum Würzburg

    RECRUITING

    Würzburg, Germany

  • Universitätsmedizin Greifswald

    RECRUITING

    Greifswald, Germany

  • Universitätsmedizin Göttingen

    RECRUITING

    Göttingen, Germany

  • Universitätsmedizin Mainz

    RECRUITING

    Mainz, Germany

  • Vivantes Klinikum Berlin-Spandau

    RECRUITING

    Berlin-Spandau, Germany

  • Westfälische Wilhelms-Universität Münster

    RECRUITING

    Münster, Germany

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