Patient Experiences With the COVID-19 Vaccination After Breast Cancer Treatment (LymphVAX)
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ClinicalTrials.gov Identifier: NCT04872738 |
Recruitment Status :
Active, not recruiting
First Posted : May 4, 2021
Last Update Posted : March 31, 2023
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Condition or disease | Intervention/treatment |
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Breast Cancer Related Lymphedema Covid19 | Other: Survey |
- Hypothesis 1: Patients will choose to receive the vaccine on the arm contralateral to axillary lymph node removal, or in the lower extremity if they have had bilateral axillary lymph node removal
- Hypothesis 2: Patients with a history of breast cancer will experience axillary lymph node swelling after receiving the COVID-19 vaccine at the same rate as the general population
- Hypothesis 3: Patients with axillary surgery who develop lymph nodes swelling in the ipsilateral side might be at increased risk of developing lymphedema
Study Type : | Observational |
Actual Enrollment : | 670 participants |
Observational Model: | Cohort |
Time Perspective: | Prospective |
Official Title: | Patient Experiences With the COVID-19 Vaccination After Breast Cancer Treatment |
Actual Study Start Date : | May 7, 2021 |
Estimated Primary Completion Date : | June 1, 2023 |
Estimated Study Completion Date : | December 1, 2023 |

Group/Cohort | Intervention/treatment |
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Vaccinated Breast Cancer Patients
Patients who enroll in the trial and decided to get the COVID-19 vaccine will complete surveys to indicate their experiences, side effects, location of vaccination (i.e. right arm, left arm, or leg). This information will be analyzed in conjunction with their breast cancer treatment history and lymphedema measurements.
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Other: Survey
Patients in all groups will complete surveys about their decision to receive or not to receive the COVID-19 vaccine. For those who did receive the vaccine, they will indicate their experience with the vaccination and any side effects they may have experienced. |
Unvaccinated Breast Cancer Patients
Patients who enroll in the trial and did not choose to receive the COVID-19 vaccine once it was available to them with complete a survey to indicate why they chose not to receive the vaccine. This information will be analyzed in conjunction with their breast cancer treatment history and lymphedema measurements.
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Other: Survey
Patients in all groups will complete surveys about their decision to receive or not to receive the COVID-19 vaccine. For those who did receive the vaccine, they will indicate their experience with the vaccination and any side effects they may have experienced. |
- COVID-19 Vaccination on Contralateral Arm [ Time Frame: 0 to 6 months ]The investigators expect 90% of participants to receive the COVID-19 vaccine on their contralateral (unaffected) arm.
- Lymph Node Swelling after mRNA COVID-19 Vaccine [ Time Frame: 0 to 3 months ]The investigators expect 10-15% of participants to experience lymph node swelling after receiving the Pfizer or Moderna vaccines.

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | Female |
Accepts Healthy Volunteers: | No |
Sampling Method: | Non-Probability Sample |
Inclusion Criteria:
- Female patients who are
- ≥18 years of age and have a
- History of breast cancer For the MGH site, patients must have
- Received some breast cancer treatment at MGH or its affiliates
- Received perometry measurements to measure arm volume at MGH
Exclusion Criteria:
- None

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04872738
United States, Massachusetts | |
Massachusetts General Hospital Cancer Center | |
Boston, Massachusetts, United States, 02114 |
Principal Investigator: | Alphonse G Taghian, MD, PhD | Massachusetts General Hospital |
Responsible Party: | Alphonse Taghian, Director, Lymphedema Research Program, Massachusetts General Hospital |
ClinicalTrials.gov Identifier: | NCT04872738 |
Other Study ID Numbers: |
21-528 |
First Posted: | May 4, 2021 Key Record Dates |
Last Update Posted: | March 31, 2023 |
Last Verified: | March 2023 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
Breast Cancer Vaccination Lymphadenopathy |
COVID-19 Breast Neoplasms Lymphedema Breast Cancer Lymphedema Neoplasms by Site Neoplasms Breast Diseases Skin Diseases Pneumonia, Viral Pneumonia Respiratory Tract Infections |
Infections Virus Diseases Coronavirus Infections Coronaviridae Infections Nidovirales Infections RNA Virus Infections Lung Diseases Respiratory Tract Diseases Lymphatic Diseases Postoperative Complications Pathologic Processes |