Japanese breast cancer survival data reviewed in new study

NCT ID NCT04735367

First seen Jan 05, 2026 · Last updated May 14, 2026 · Updated 18 times

Summary

This study looked back at medical records of 42 Japanese patients with a type of advanced breast cancer (HR+/HER2-). All patients had previously taken the drugs palbociclib and letrozole in an earlier study. The goal was to see how long they lived overall, without giving any new treatment. The study simply collected information to better understand survival in this group.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for BREAST CANCER are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Contacts and locations

Locations

  • Aichi Cancer Center

    Nagoya, 464-8681, Japan

  • Chiba cancer center

    Chiba, Chiba, 260-8717, Japan

  • Hakuaikai Medical Corporation Sagara Hospital

    Kagoshima, 892-0833, Japan

  • Hiroshima City Hiroshima Citizens Hospital

    Hiroshima, Hiroshima, 730-8518, Japan

  • Kumamoto Shinto General Hospital

    Kumamoto, 862-8655, Japan

  • Kumamoto University Hospital

    Kumamoto, Kumamoto, 860-8556, Japan

  • Kyoto University Hospital

    Kyoto, 606-8507, Japan

  • National Cancer Center Hospital

    Chuo-ku, Tokyo, 104-0045, Japan

  • National Hospital Organization - Osaka National Hospital - Institute For Clinical Research

    Osaka, 540-0006, Japan

  • National Hospital Organization Hokkaido Cancer Center

    Sapporo, Hokkaido, 003-0804, Japan

  • National Hospital Organization Kyushu Cancer Center

    Fukuoka, 811-1395, Japan

  • National Hospital Organization Shikoku Cancer Center

    Matsuyama, Ehime, 791-0280, Japan

  • Saitama Cancer Center

    Kita-adachi-gun, Saitama, 362-0806, Japan

Conditions

Explore the condition pages connected to this study.