This a prospective, longitudinal study designed to track edema and Breast Cancer Related Lymphedema (BCRL) onset in breast cancer patients taking targeted therapy treatments for early and metastatic breast cancer. A Perometer and Sozo devise will be used to measure volume changes
This study will compare patients' relative arm volume changes and symptoms data from before drug therapy throughout drug treatment and for up to six months after treatment has finished. A Perometer and Sozo device will be used to measure volume changes All participants will be accrued at Massachusetts General Hospital for a target accrual of 166 participants.
Study Type
OBSERVATIONAL
Enrollment
166
The perometer uses light sensors to calculate the length and volume of your arms
The machine measures the amount of fluid on the arm(s)
Massachusetts General Hospital
Boston, Massachusetts, United States
Proportion of participants with a greater than or equal to 10% arm volume change from the first pre-treatment (targeted therapy) measurement, detected by perometry, occurring at least three months after breast surgery
Greater than or equal to 10% arm volume change from the first pre-treatment (targeted therapy) measurement, detected by perometry, occurring at least three months after breast surgery
Time frame: At least three months post surgery up to 5 years, assessed every 3 months
To assess the time course to lymphedema onset
We will also attempt to look at any time course differences of lymphedema onset by plotting cumulative incidence curves of the study and control groups and comparing hazard rates after accounting for important covariates in a multivariate Cox proportional-hazards model.
Time frame: 5 Years
To asses the correlation of different targeted therapies with lymphedema onset
We will compare the incidence of lymphedema by type of targeted therapy drug (CDK4/6, PI3K, mTOR, AKT).
Time frame: 5 Years
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