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New radiotherapy method for breast cancer shows promise in reducing side effects

NCT ID NCT07407192

What the study statuses mean

This study's is highlighted.

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
Running, but no longer taking on new participants.
Completed This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at side effects from a special radiotherapy technique called simultaneous integrated boost (SIB) given after breast-conserving surgery for breast cancer. 93 women were followed to see how well they tolerated the treatment. The goal was to compare side effects with published data to improve future care.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
radiation therapy
What this could lead to
If successful, this could help doctors choose safer radiotherapy methods for breast cancer patients after lumpectomy.
What could go wrong
This is a small, completed study that only measures side effects, not whether the treatment works better than standard care. Results may not apply to all patients.

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.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

93 people

The number who actually took part.

Started

Jan 2019

Finished

Dec 2024

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.

Ages

18 years and older

Sex

Female participants only

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

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 patients with histologically confirmed breast cancer * Status post breast-conserving surgery (lumpectomy) * Planned adjuvant whole-breast radiotherapy with simultaneous integrated boost (SIB) to the tumor bed * Age ≥ 18 years * Ability to provide informed consent Exclusion Criteria: * Prior radiotherapy to the breast or thoracic region * Mastectomy (no breast-conserving surgery) * Pregnancy or breastfeeding * Inability to complete planned radiotherapy or follow-up assessments

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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

  • Institute of Oncology Ljubljana

    Ljubljana, 1000, Slovenia

More trials for these conditions

Other studies related to the condition(s) this trial covers.