Impact of Radiation Therapy on Lung Function in Breast Cancer Patients

Investigation of Oxygen Metabolism and Reserve Capabilities of Cardiovascular and Respiratory Systems in Patients with Malignant Neoplasms of the Breast in the Course of Complex Treatment

Observational Meshalkin Research Institute of Pathology of Circulation · NCT06069115

This study is testing how radiation therapy affects lung function in breast cancer patients to help create better ways to prevent and treat lung problems after their treatment.

Quick facts

Study typeObservational
Enrollment200 (estimated)
Ages18 Years and up
SexFemale
SponsorMeshalkin Research Institute of Pathology of Circulation Research network
Drugs / interventionsradiation
Locations1 site (Novosibirsk, Novosibirsk Oblast)
Trial IDNCT06069115 on ClinicalTrials.gov

What this trial studies

This observational cohort study aims to assess the effects of radiation therapy on lung function and oxygen metabolism in patients diagnosed with breast cancer. It involves monitoring pulmonary ventilation, gas exchange, and cardiovascular reserve capabilities during the treatment process. The study will utilize various tests, including pulmonary function tests and cardiopulmonary exercise testing, to establish risk stratification algorithms for post-radiation lung disorders. The ultimate goal is to develop a prevention and rehabilitation program for lung damage associated with breast cancer treatment.

Who should consider this trial

Good fit: Ideal candidates for this study are patients with a confirmed diagnosis of malignant breast neoplasm who are about to undergo radiation therapy.

Not a fit: Patients with contraindications to inhaled corticosteroids or those with significant lung diseases requiring baseline therapy may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved management and rehabilitation strategies for lung injuries in breast cancer patients undergoing radiation therapy.

How similar studies have performed: While similar studies have explored the effects of radiation on lung function, this specific approach focusing on breast cancer patients is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* established diagnosis of malignant breast neoplasm;
* signed informed voluntary consent of the patient to participate in the study.

Exclusion Criteria:

* contraindications to the use of inhaled corticosteroids (presence of active or inactive pulmonary tuberculosis, fungal, viral or bacterial infection of the respiratory organs);
* lung diseases requiring baseline therapy with glucocorticosteroids (chronic obstructive pulmonary disease, bronchial asthma);
* mental and/or musculoskeletal impairments that make it impossible to adequately perform the exercise test, cooperate with the patient and interpret the results;
* conditions and diseases requiring emergency surgical intervention and/or observation and treatment in an ICU setting;
* patient's refusal to participate in this clinical trial at any stage of the study.

Where this trial is running

Novosibirsk, Novosibirsk Oblast

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Breast NeoplasmsRadiation PneumoniaRadiation PneumonitisRadiation Induced Fibrosisbreast cancerradiation therapyradiation induced lung fibrosis
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.