Study tracks fertility and pregnancy in young breast cancer survivors

NCT ID NCT06756802

Ongoing Knowledge-focused Sponsor: Institut Cancerologie de l'Ouest Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 2 times

Summary

This study looks at fertility, pregnancy, and contraception in women diagnosed with breast cancer between ages 18 and 50. Researchers will collect data from 22,000 patients to understand how cancer treatments affect their ability to have children and the health of their newborns. The goal is to improve future recommendations and care for young breast cancer survivors.

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 guidelines for fertility preservation and safer pregnancy planning after breast cancer treatment.
What could go wrong: This is an observational study, so it won't test a new treatment. Results may not apply to all patients or change practice directly.

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

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Conditions

The condition(s) this trial relates to.

breast cancer breast neoplasm

As listed by the trial registrant

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

BREAST CANCER

Contacts and locations

Locations

Centre Leon Berard

Lyon, 69000, France
Centre Oscar Lambret

Lille, 59000, France
Institut Curie

Paris, 75000, France
Institut de Cancerologie de L'Ouest

Saint-Herblain, 44805, France

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