Breast Carcinoma

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Review clinical trials related to Breast Carcinoma. Use filters to narrow results by trial status, phase, treatment, biological sex and sponsor.

Condition / disease
Location
Status: Not yet recruiting

Collection of CSF Samples From Participants With Metastatic Triple Negative Breast Cancer (TNBC) and HER2+ Breast Cancer With no Prior History Nor Active Radiographically Detectable Brain Metastases

Background: Breast cancer is the most common cancer among women. It can often spread to the liver, lungs, bones, or brain. Breast cancer that spreads to the brain is often fatal. Researchers want to know if tumor DNA found in spinal fluid, blood, or tumor tissue can help predict when the cancer will spread to the brain. They want to collect these fluid and tissue samples for research. Objective: To collect spinal fluid and other samples from people with breast cancer that has spread to other parts of the body. Eligibility: People aged 18 years and older with HER2-positive or triple negative breast cancer. The cancer must have spread to other parts of the body but not to the brain. Design: Participants will be screened. They will have blood tests to assess kidney function. They will have an imaging scan of the brain. Participants will come to the NIH clinic to have their samples collected: * Spinal fluid. A thin needle will be inserted into the lower back to draw out a sample of fluid from the space around the spinal cord. A physical exam and blood tests will be done to make sure it is safe for participants to have this procedure. * Blood. * Saliva or cheek swabs. They will rub a cotton swab inside of their mouth. * Tumor samples. If participants have had samples of tumor tissue (biopsies) collected in the past, leftover tissue may be used for this study. Participants will be contacted for follow-up every 6 months for 3 years. They may return once a year to provide further samples....

Participants needed: 139
Trial details
Age: 18-120Biological sex: AllType: ObservationalSponsor: National Cancer Institute (NCI)Updated: Jul 13, 2026Locations: 1
Eligibility criteria

Pathology documentation of histologically confirmed HER2+ BC or TNBC with a hist... [+3]

Prior history or current MRI-detected brain metastasis or leptomeningeal disease [+2]

Status: Not yet recruiting

Collection of CSF Samples From Participants With Metastatic Triple Negative Breast Cancer (TNBC) and HER2+ Breast Cancer With no Prior History Nor Active Radiographically Detectable Brain Metastases

Background: Breast cancer is the most common cancer among women. It can often spread to the liver, lungs, bones, or brain. Breast cancer that spreads to the brain is often fatal. Researchers want to know if tumor DNA found in spinal fluid, blood, or tumor tissue can help predict when the cancer will spread to the brain. They want to collect these fluid and tissue samples for research. Objective: To collect spinal fluid and other samples from people with breast cancer that has spread to other parts of the body. Eligibility: People aged 18 years and older with HER2-positive or triple negative breast cancer. The cancer must have spread to other parts of the body but not to the brain. Design: Participants will be screened. They will have blood tests to assess kidney function. They will have an imaging scan of the brain. Participants will come to the NIH clinic to have their samples collected: * Spinal fluid. A thin needle will be inserted into the lower back to draw out a sample of fluid from the space around the spinal cord. A physical exam and blood tests will be done to make sure it is safe for participants to have this procedure. * Blood. * Saliva or cheek swabs. They will rub a cotton swab inside of their mouth. * Tumor samples. If participants have had samples of tumor tissue (biopsies) collected in the past, leftover tissue may be used for this study. Participants will be contacted for follow-up every 6 months for 3 years. They may return once a year to provide further samples....

Participants needed: 139
Trial details
Age: 18-120Biological sex: AllType: ObservationalSponsor: National Cancer Institute (NCI)Updated: Jul 2, 2026Locations: 1
Eligibility criteria

Pathology documentation of histologically confirmed HER2+ BC or TNBC with a hist... [+3]

Prior history or current MRI-detected brain metastasis or leptomeningeal disease [+2]

Status: Recruiting

The Vanguard Study: Testing a New Way to Screen for Cancer

The Vanguard Study is a feasibility study to explore several aspects of evaluating multi-cancer detection (MCD) tests in a future definitive randomized controlled trial. An MCD test measures markers in the blood in order to screen for multiple cancers simultaneously. There is a need to understand how MCDs may work as cancer screening tools. The goal of cancer screening is to reduce the burden of cancer by identifying cancers before they show symptoms or signs, when treatment is likely to be most effective. In this study, adults aged 45-75 without cancer will be randomly assigned to one of 3 groups: 2 separate MCD test groups or a control group. These two MCD tests will not be compared to each other but will be compared to cancers detected in the control group. This study will provide early information on how well MCD tests perform as cancer screening tools. It will also help researchers understand how patients and their doctors make decisions about their care when the MCD test result comes back as normal (negative) or abnormal (positive).

Participants needed: 24,000
Trial details
Age: 45-75Biological sex: AllType: InterventionalSponsor: National Cancer Institute (NCI)Updated: Jul 1, 2026Locations: 38
Eligibility criteria

Ages 45-75 years old [+4]

Solid malignant tumor or blood cancer diagnosis, with or without treatment, with... [+4]

Status: Recruiting

Study of Aerobic Training for People Receiving Treatment for Breast Cancer

In this study, investigators will compare standard Aerobic Training/AT with adaptive Aerobic Training/AT. Standard AT will be a fixed (unchanging) amount of walking each week, while adaptive AT will adjust the level of exercise depending on participants' response to the exercise. Investigators will see how both study approaches (standard AT and adaptive AT) affect participants' CRF.

Participants needed: 140
Trial details
Phase: Phase 2Age: 18+Biological sex: FemaleType: InterventionalSponsor: Memorial Sloan Kettering Cancer CenterUpdated: Jun 29, 2026Locations: 7
Eligibility criteria

Aged ≥18 years [+10]

Enrollment onto any other interventional investigational study, except intervent... [+4]

Status: Not yet recruiting

Prediction of Neoadjuvant Therapy Efficacy and Prognosis for Breast Cancer Based on Multimodal Data

This study aims to develop a multimodal deep learning model integrating MRI, ultrasound, digital pathology and clinical information based on multicenter retrospective data. To externally validate the model in an independent prospective cohort, and evaluate its accuracy in predicting pathological complete response (pCR), 3-year and 5-year disease-free survival (DFS). To establish visual tools such as nomograms, assisting clinicians in identifying patients with chemoresistance and facilitating individualized de-escalation or escalation treatment strategies.

Participants needed: 1,800
Trial details
Age: 18-80Biological sex: FemaleType: InterventionalSponsor: Yunnan Cancer HospitalUpdated: Jun 26, 2026
Eligibility criteria

Histopathologically confirmed invasive breast cancer; [+2]

Previous history of ipsilateral breast cancer or chest radiotherapy; [+2]

Status: Recruiting

Finding the Best Tamoxifen Dose for Breast Cancer Risk Reduction in Premenopausal Women, RENAISSANCE Trial

This phase II trial evaluates response-guided low-dose tamoxifen for reducing breast density in women who are at higher than average risk for breast cancer. Increasing breast density is a well established risk factor for breast cancer. Tamoxifen is a selective estrogen receptor modulator. It works by blocking the effects of the hormone estrogen in the breast. Tamoxifen has been shown to reduce breast density, even at reduced dosages, and is approved for the prevention of breast cancer.

Participants needed: 200
Trial details
Phase: Phase 2Age: 18-55Biological sex: FemaleType: InterventionalSponsor: National Cancer Institute (NCI)Updated: Jun 17, 2026Locations: 11
Eligibility criteria

Age under 50 years and regular menstruation (most recent period within the past... [+19]

BIRADS breast density category A on most recent mammogram [+17]

Status: Recruiting

Mobile Health for Adherence in Breast Cancer Patients

This clinical trial compares the use of the connected customized treatment platform (CONCURxP), consisting of using a medication monitoring device called WiseBag along with text message reminders for missed or extra medication events, to enhanced usual care (EUC), where patients only use the WiseBag, to monitor medication adherence in patients with metastatic breast cancer who are taking a CKD4/6 inhibitor. To ensure CDK4/6 inhibitors achieve their full clinical benefit, patients need to take them as prescribed, following a complex treatment schedule. Forgetfulness was the most common reason reported for medication non adherence. Using the WiseBag along with CONCURxP or enhanced usual care may improve medication adherence in patients with metastatic breast cancer who are taking a CKD4/6 inhibitor.

Participants needed: 410
Trial details
Age: 18+Biological sex: AllType: InterventionalSponsor: ECOG-ACRIN Cancer Research GroupUpdated: Jun 18, 2026Locations: 506
Eligibility criteria

NON-PATIENT: Participants must be an oncology healthcare provider (i.e., oncolog... [+27]

Status: Recruiting

Low Dose Aspirin for the Prevention of Postpartum Related Breast Cancer

This phase II trial tests whether low-dose aspirin can affect markers of inflammation in postpartum (after childbirth) women planning to have a breast biopsy. Chronic inflammation may increase the risk of postpartum related breast cancer. Low-dose aspirin is a non-steroidal anti-inflammatory drug. Giving low-dose aspirin may affect markers of inflammation in blood and tissue and may prevent postpartum related breast cancer.

Participants needed: 60
Trial details
Phase: Phase 2Age: 18-45Biological sex: FemaleType: InterventionalSponsor: Mayo ClinicUpdated: Jun 16, 2026Locations: 5
Eligibility criteria

PRE-REGISTRATION: Age >= 18 years and =< 45 years of age [+18]

PRE-REGISTRATION: History of breast cancer including ductal breast carcinoma in... [+19]

Status: Recruiting

Personalized Exercise Program for Survivors of Breast Cancer, STEPS-BC Trial

This clinical trial studies whether a healthy living intervention (HLI), with or without a physical activity intervention (PAI), helps maintain the ability to exercise, heart health, and quality of life in breast cancer patients who are scheduled to receive chemotherapy treatment. Early detection and enhanced therapies for breast cancer have improved 5-year cancer-related survival rates. Unfortunately, many breast cancer survivors are at high risk for long-term exercise intolerance, decreased heart health, and lower quality of life following chemotherapy. Currently, there are no effective therapies to help patients maintain these areas throughout chemotherapy. The HLI in this study includes virtual health education classes, which provide useful information on topics like proper nutrition, managing stress, and sleep practices. This may help patients understand the importance of living a healthy lifestyle during chemotherapy. The PAI in this study consists of virtual exercise sessions personalized to the needs of the patient, which may make it easier for patients to stay active during chemotherapy. HLI with PAI may be a more effective way to help maintain ability to exercise, heart health, and quality of life in breast cancer patients who are scheduled to receive chemotherapy treatment.

Participants needed: 120
Trial details
Age: 18-85Biological sex: AllType: InterventionalSponsor: Wake Forest University Health SciencesUpdated: Jun 15, 2026Locations: 2
Eligibility criteria

Stage I-III breast cancer (including inflammatory and newly diagnosed, or locall... [+10]

Symptomatic claustrophobia [+20]

Status: Recruiting

3D Ultrasound for the Imaging of Lymph Nodes in Patients With Breast Cancer

This early phase I studies how well a new 3D ultrasound (3D-US) imaging technology works in evaluating lymph nodes in patients with breast cancer. Ultrasound uses high-frequency sound waves to generate images of the body.

Participants needed: 55
Trial details
Phase: Early Phase 1Age: 18+Biological sex: FemaleType: InterventionalSponsor: Mayo ClinicUpdated: Jun 15, 2026Locations: 1
Eligibility criteria

Patients with lymph node biopsy or lymph node clip placement as per routine clin... [+1]

Vulnerable subjects such as prisoners and adults lacking capacity to consent.

Status: Recruiting

Impact of Dietary Inflammatory Potential on Breast Cancer Risk

This study evaluates the association of dietary inflammatory potential with breast cancer risk. Information collected in this study may help doctors to identify modifiable risk factors, screen high risk patients early, improve prevention strategies, and provide timely intervention for early therapeutic management as needed.

Participants needed: 960
Trial details
Age: 18+Biological sex: AllType: ObservationalSponsor: Ohio State University Comprehensive Cancer CenterUpdated: Jun 12, 2026Locations: 1
Eligibility criteria

Age >= 18 years [+5]

Prisoners [+2]

Status: Recruiting

Data Collection for the Assessment of Acute and Late Normal Tissue in Patients Treated With Proton Therapy

This study collects information on the side effects of proton therapy and detailed information on the proton therapy treatment plan itself. This may help researchers develop methods to predict the risk of side effects for future patients and learn the long-term benefit of proton therapy.

Participants needed: 5,000
Trial details
Age: 18+Biological sex: AllType: ObservationalSponsor: M.D. Anderson Cancer CenterUpdated: Jun 12, 2026Locations: 1
Eligibility criteria

All patients scheduled for radiation treatment with protons at UTMDACC are eligi... [+1]

Patients who are unable or unwilling to attend the required periodic follow-ups...

Status: Recruiting

WE-CARE Community Health Forums to Increase Breast Cancer Screening and Clinical Trial Participation for Rural and Low Income Women

This clinical trial tests how well the Women's Engagement for Cancer Awareness, Resources, and Education (WE-CARE) community health forums work to increase breast cancer screening and clinical trial participation for rural and low income women. Despite advances in breast cancer diagnosis and treatment in the past decade, rural-dwelling and underserved women, and Black, Indigenous, and people of color continue to experience low rates of breast cancer screening. Since the survival rate for breast cancer is largely dependent on stage at which it is diagnosed, later stage breast cancer is correlated to a poorer prognosis and higher mortality rate. The WE-CARE community health forms address structural barriers through culturally tailored educational sessions on breast cancer risk, screening and clinical trials, survivor storytelling to humanize cancer and research and patient navigation to facilitate mammogram screening and address barriers. The WE-CARE community health forums may be an effective way to increase breast cancer screening and clinical trial participation for rural and low income women.

Participants needed: 50
Trial details
Age: 50-74Biological sex: FemaleType: InterventionalSponsor: Mayo ClinicUpdated: Jun 12, 2026Locations: 1
Eligibility criteria

Female [+5]

Women who have received a mammogram within the past five years [+3]

Status: Recruiting

Breast Cancer Screening Adherence for Women at Moderate Risk for Breast Cancer

This study assesses breast cancer screening adherence for women at moderately increased risk for developing breast cancer based on gene mutation status or empiric risk model estimates. It also seeks to determine facilitators and barriers to screening.

Participants needed: 150
Trial details
Age: 30-75Biological sex: FemaleType: ObservationalSponsor: University of Southern CaliforniaUpdated: Jun 1, 2026Locations: 2
Eligibility criteria

* >= 30 years [+6]

* History of breast cancer before genetic counseling at University of Southern C... [+3]

Status: Recruiting

Postoperative Outcomes and Patient Satisfaction With Mayo Clinic Florida Care Hotel After Mastectomy and Tissue Expander Placement

This study evaluates the postoperative outcomes of patients who are admitted to the Mayo Clinic Florida Care Hotel after mastectomy and tissue expander placement. At Mayo Clinic Florida, patients receiving low risk surgeries are often admitted to the hospital overnight for observation. A new model of delivering patient care was created at the Mayo Clinic Florida coined the "Care Hotel." This is a temporal, voluntary accommodation that offers patients a comfortable environment to receive nursing care before or after hospital treatment with in-person daytime monitoring and 24-hour virtual tele-monitoring in a hotel setting. This study evaluates post operative complications in patients who underwent mastectomy followed by tissue expander reconstruction and were admitted to the Care Hotel for overnight observation compared to the standard hospital admission and those who are discharged home.

Participants needed: 150
Trial details
Age: 18+Biological sex: FemaleType: ObservationalSponsor: Mayo ClinicUpdated: Jun 2, 2026Locations: 1
Eligibility criteria

Women who underwent mastectomy followed by tissue expander reconstruction for br...

Younger than 18 years old.

Status: Recruiting

MUSE-S Headband System for Improving Anxiety and Insomnia Among Breast Cancer Survivors

This early phase I trial evaluates the feasibility and impact of a meditation headband system (MUSE-S) for breast cancer survivors. Anxiety and insomnia are among the most common distresses in breast cancer survivors during and after chemotherapy, in part due to the side effects of chemotherapy, fear of cancer coming back, progression of the cancer, and uncertainty of the future. These distresses impair patients' well-being and quality of life (QOL) in general, and their cancer treatment adherence and effectiveness in particular. Meditation has been demonstrated to be an effective management tool of stress and anxiety and is given the highest level of evidence (grade A) in the systematic review-based guidelines by the Society of Integrative Medicine. The portable, interactive, electroencephalographic (EEG) Muse headband guided meditation has been shown to improve fatigue, QOL, and stress in newly diagnosed breast cancer patients. The MUSE-S Headband System may decrease anxiety and insomnia among breast cancer survivors.

Participants needed: 20
Trial details
Phase: Early Phase 1Age: 18-80Biological sex: FemaleType: InterventionalSponsor: Mayo ClinicUpdated: Jun 2, 2026Locations: 1
Eligibility criteria

Age between 18-80 [+7]

Pregnant or breastfeeding individuals [+3]

Status: Not yet recruiting

Studying the Workflow of the American College of Surgeons Geriatric Surgery Program to Improve Clinical Outcomes in Older Adults Undergoing Surgery at the James Cancer Hospital

This study examines how the American College of Surgeons Geriatric Surgery Verification Program, also called the ACS GSV Program, is implemented at the James Cancer Hospital. The program is designed to improve surgical care for adults age 65 and older by helping care teams identify and address age-related needs before, during, and after surgery. Older adults with cancer may have concerns related to physical function, memory or thinking, medications, social support, and goals of care. If these needs are not recognized, patients may be at higher risk for complications, longer hospital stays, readmission, or discharge to a facility instead of home. The ACS GSV Program includes standards for geriatric surgery leadership, goals-of-care discussions, screening for age-related vulnerabilities, care plans for identified needs, age-friendly perioperative care, and regular review of surgical outcomes. This study will evaluate how well these standards are adopted across surgical oncology services and whether implementation is associated with better outcomes, such as shorter hospital stays, fewer complications, fewer readmissions, and improved discharge outcomes. The results may help improve surgical care workflows for older adults undergoing cancer surgery.

Participants needed: 4,000
Trial details
Age: 18+Biological sex: AllType: InterventionalSponsor: Ohio State University Comprehensive Cancer CenterUpdated: May 29, 2026Locations: 1
Eligibility criteria

Patient records for adults aged 65 years or older [+3]

Patient records for encounters occurring only at outside institutions or non-Jam... [+3]

Status: Recruiting

Home-based Respiratory Muscle Training for Minimizing Side Effects in Patients Undergoing Treatment for Cancer

This clinical trial evaluates whether home-based respiratory muscle training is useful for minimizing side effects in patients undergoing treatment for cancer. Over-activation of the nervous system during breast cancer treatment can result in heart- and lung-related side effects which have the potential to reduce a patient's quality of life. Aerobic exercise can help prevent the development of these side effects. However, engaging in regular aerobic exercise may be difficult for breast cancer patients who are actively undergoing treatment. Respiratory muscle training (RMT) involves a series of breathing and other exercises that are performed to improve the function of the respiratory muscles through resistance and endurance training. Home-based RMT may represent a more feasible approach for reducing side effects in patients undergoing treatment for breast cancer.

Participants needed: 130
Trial details
Age: 18+Biological sex: AllType: InterventionalSponsor: Roswell Park Cancer InstituteUpdated: May 29, 2026Locations: 1
Eligibility criteria

Documented breast cancer and scheduled to receive adjuvant or neoadjuvant chemot... [+4]

Presence of oral mucosal disease including oral mucositis, or oral candidiasis d... [+2]

Status: Not yet recruiting

Research on the Whole-Process Intelligent Diagnosis and Treatment of Digital Breast Tomosynthesis Based on Deep Learning

This study aims to construct a multi-task deep learning model system to mine deep features in DBT images, so as to achieve accurate detection of breast lesions, differential diagnosis of benign and malignant (especially for the challenging BI-RADS 4A category), prediction of molecular subtypes, and evaluation of neoadjuvant chemotherapy (NAC) efficacy, providing an imaging basis for precision medicine.

Participants needed: 5,000
Trial details
Age: 18-80Biological sex: FemaleType: InterventionalSponsor: Yunnan Cancer HospitalUpdated: May 22, 2026
Eligibility criteria

Female patients aged ≥ 18 years. [+3]

Poor image quality with severe artifacts that precluded reliable analysis. [+2]

Status: Recruiting

Low Dose Tamoxifen With or Without Omega-3 Fatty Acids for Breast Cancer Risk Reduction

This phase II trial evaluates tamoxifen, with or without omega-3 fatty acids, for reducing risk of breast cancer among postmenopausal and overweight or obese women who are at increased risk of developing breast cancer. Tamoxifen is a selective estrogen receptor modulator. It works by blocking the effects of the hormone estrogen in the breast. Tamoxifen is approved by the Food and Drug Administration for prevention of breast cancer in women at increased risk. Omega-3 fatty acids have been shown to decrease the amount of fats made in the liver. Omega-3 fatty acids may work to prevent cancer in overweight or obese individuals. Tamoxifen with or without omega-3 fatty acids may be effective at reducing risk of breast cancer among women who are postmenopausal, overweight or obese, and at increased risk.

Participants needed: 66
Trial details
Phase: Phase 2Age: 45-74Biological sex: FemaleType: InterventionalSponsor: National Cancer Institute (NCI)Updated: May 20, 2026Locations: 3
Eligibility criteria

Age 45 - 74 [+49]

Bilateral breast implants (danger of implant puncture with RPFNA) [+25]

Status: Recruiting

The Cancer Connected Access and Remote Expertise Beyond Walls Program to Provide In-Home Cancer Treatment and Improve Treatment Satisfaction in Cancer Patients Living in the Florida Panhandle and Surrounding Areas

This phase II trial studies whether providing cancer treatment in the home is preferred over the traditional clinic setting and if it improves treatment satisfaction in cancer patients living in the Florida Panhandle and surrounding areas. Typically, drug-related cancer care is provided at a medical center which causes patients to have to spend considerable time away from their family, friends, and familiar surroundings. This may add to the physical, emotional, social, and financial burden for patients and their families during this difficult time in their lives. The Cancer Connected Access and Remote Expertise (CARE) Beyond Walls (CCBW) program uses a specialized care team trained to provide cancer treatment in the patient's home setting. It is designed to support remote connection between the home health team and providers and Mayo clinic. This may be preferred over the traditional clinic setting which may improve treatment satisfaction in cancer patients living in the Florida Panhandle and surrounding areas.

Participants needed: 27
Trial details
Phase: Phase 2Age: 18+Biological sex: AllType: InterventionalSponsor: Mayo ClinicUpdated: May 18, 2026Locations: 1
Eligibility criteria

Patient has had adequate tolerability of their clinical standard of care treatme... [+65]

Co-morbid systemic illnesses or other severe concurrent disease which, in the ju... [+4]

Status: Recruiting

Acolbifene Versus Low Dose Tamoxifen for the Prevention of Breast Cancer in Premenopausal Women at High Risk for Development of Breast Cancer

This phase IIA trial compares the effect of acolbifene versus low dose tamoxifen in preventing breast cancer in premenopausal women at high risk for developing breast cancer. The usual approach for patients at increased risk for breast cancer is to undergo yearly breast magnetic resonance imaging or ultrasound in addition to yearly mammogram. Premenopausal women at very high lifetime risk for breast cancer (greater than 50%) can consider preventive removal (mastectomy) of both breasts. Premenopausal women age 35 or older with a prior diagnosis of atypical hyperplasia, lobular carcinoma in situ, or an estimated 10-year risk of greater than or equal to 3% or estimated 10-year risk of greater than or equal to 2-5 times that of the average woman (depending on age) may be advised to consider five years of standard dose tamoxifen. Standard dose tamoxifen is four times the dose used in this study. Estrogen can cause the development and growth of breast cancer cells. Acolbifene and tamoxifen blocks the use of estrogen by breast cells. This study may help researchers measure the effects of acolbifene and low dose tamoxifen on markers of breast cancer risk in mammogram imaging, breast tissue, and in blood samples.

Participants needed: 80
Trial details
Phase: Phase 2Age: 35+Biological sex: FemaleType: InterventionalSponsor: National Cancer Institute (NCI)Updated: May 13, 2026Locations: 4
Eligibility criteria

Age >= 35 years [+33]

Bilateral breast implants (danger of implant puncture with RPFNA) [+21]

Status: Recruiting

Temporal Immunologic Changes With Hypofractionated Radiation-Induced DNA Damage in Breast Cancer

This study assesses changes to the immune cells following hypofractionated radiation-induced DNA damage in breast cancer patients. Radiation therapy may cause immune cells to enter tumors and target cancer cells. The goal of this study is to measure the change in the level of immune cells in the tumor before and after radiation therapy.

Participants needed: 36
Trial details
Age: 18+Biological sex: AllType: ObservationalSponsor: M.D. Anderson Cancer CenterUpdated: May 6, 2026Locations: 1
Eligibility criteria

Patients >= 18 years of age with biopsy proven invasive breast cancer [+3]

A history of prior radiation to the area requiring radiation for which the atten... [+3]

Status: Recruiting

Neutrophil Extracellular Traps Formation in Breast Cancer Patients Taking Tamoxifen

This study examines the long-term effects of tamoxifen (TAM) treatment on excessive production of neutrophil extracellular traps (NET) and their impact on breast cancer and side effects. NET are produced by the body to fight infections but have also been linked to side effects caused by the body's immune system. Treatment with tamoxifen increases the production of NETs. This study may help researchers determine if the increased number of NETs in the body has a damaging effect in breast cancer.

Participants needed: 290
Trial details
Age: 18+Biological sex: FemaleType: ObservationalSponsor: M.D. Anderson Cancer CenterUpdated: May 1, 2026Locations: 1
Eligibility criteria

Female [+5]

Pregnant -The immune modulations geared toward maintenance of pregnancy are know... [+4]

Status: Recruiting

Endocrine Therapy-Induced Alopecia in Postmenopausal and Premenopausal Female Breast Cancer Patients

This study evaluates endocrine therapy-induced alopecia among postmenopausal and premenopausal female patients with breast cancer. Alopecia is one of the most feared side effects of cancer-directed therapy, causing distress in women starting treatment for breast cancer. While alopecia is a well-known side effect of many chemotherapy drugs, it has also been reported by women undergoing endocrine therapy. Despite the frequent reports of alopecia related to endocrine therapy, hair loss is rarely reported as a side effect of endocrine therapy and the exact characterization of alopecia is not well understood. By having postmenopausal and premenopausal breast cancer patients describe their hair loss symptoms experienced while undergoing endocrine therapy, researchers may be able to better characterize the incidence, timing, duration, and severity of alopecia and whether the different types of endocrine therapy cause more or less trouble in this regard.

Participants needed: 170
Trial details
Age: 18+Biological sex: FemaleType: ObservationalSponsor: Mayo ClinicUpdated: Apr 30, 2026Locations: 23
Eligibility criteria

Age >= 18 years [+8]

Verbal baseline alopecia >= 2 on an 11 point scale (from none = 0 to severe = 10... [+3]