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Can young breast cancer patients still have children? a new study investigates

NCT ID NCT07804745

Knowledge-focused Sponsor: Second Affiliated Hospital, Zhejiang University, School of Medicine Source: ClinicalTrials.gov ↗

What the study statuses mean

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Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing This study
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Sep 04, 2026 · Last updated Sep 04, 2026

Summary

This observational study looks at fertility decisions and outcomes in young women diagnosed with breast cancer in China. Researchers will follow women who had no children before their diagnosis to see if they later gave birth, and how often they used fertility preservation methods. The study also examines how often patients received fertility consultations and multidisciplinary support. The goal is to understand current practices and identify gaps in fertility care for these patients.

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 study could help doctors better support young breast cancer patients in making informed fertility decisions, potentially improving their chances of having children after treatment.
What could go wrong
This is an observational study, so it cannot prove cause and effect. The findings may not apply to women outside China or to those treated at other hospitals.

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

Study facts

What this study's own registry entry says, in plain language.

Participants

About 300 people

The number the study aims to enrol. It can still change while the study runs.

Started

Oct 2025

Expected to finish

Oct 2026

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

This study will include female patients aged 18-40 years who were diagnosed with breast cancer between January 2013 and December 2023 at one of three participating centres in China: the Second Affiliated Hospital of Zhejiang University School of Medicine, Jilin Cancer Hospital, and Hangzhou First People's Hospital. Eligible patients must have complete medical records and no child before cancer diagnosis. Patients with stage IV disease at diagnosis, those with pre-existing infertility factors, or those with other malignancies, will be excluded. Patients who decline to participate or cannot be contacted for follow-up will also be excluded.

Ages

18 to 40 years

Sex

Female participants only

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Female breast cancer patients, aged 18-40 years at diagnosis. * Treated at the three participating hospitals between 1 January 2013 and 31 December 2023. * Complete clinical documentation available in the electronic medical record system. * Had no child before cancer diagnosis. Exclusion Criteria: * Prior reproductive compromise (surgical or diagnostic infertility or pre-existing infertility factors) before cancer diagnosis. * Presented with de novo stage IV (metastatic) disease. * Had a history of other malignancies. * Patients who refuse to participate or cannot be contacted for follow-up.

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Conditions

The condition(s) this trial relates to.

breast cancer breast neoplasm female breast carcinoma

As listed by the trial registrant

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

Breast cancer female Fertility

Contacts and locations

Locations

  • Hangzhou First People's Hospital

    Hangzhou, Zhejiang, China

  • Jilin Cancer Hospital

    Changchun, Jilin, China

  • the Second Affiliated Hospital of Zhejiang University School of Medicine

    Hangzhou, Zhejiang, China

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