New surgical trick may stop arm swelling in breast cancer patients

NCT ID NCT07515300

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether a special surgical technique called Axillary Reverse Mapping (ARM) can prevent lymphedema (arm swelling) in breast cancer patients who need lymph node removal. The ARM technique aims to preserve the arm's lymph drainage during surgery. 100 patients will be randomly assigned to receive either standard surgery or surgery with the ARM technique, and their arm swelling rates will be compared.

What this could mean

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

Active substance
Axillary Reverse Mapping (ARM) technique
What this could lead to
If successful, this could offer a simple surgical method to prevent chronic arm swelling after breast cancer surgery, improving quality of life.
What could go wrong
This is a small, early-stage trial with only 100 participants, so results may not apply to all patients. The technique may not reduce lymphedema or could have unforeseen risks.

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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

  • Hospital de Bellvitge

    L'Hospitalet de Llobregat, Barcelona, 08907, Spain

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