35
Participants
Start Date
March 23, 2017
Primary Completion Date
November 3, 2021
Study Completion Date
December 31, 2025
Biopsy Procedure
Undergo biopsy
Biospecimen Collection
Undergo collection of blood samples
Echocardiography Test
Undergo ECHO
Pertuzumab
Given IV
Radiologic Examination
Undergo radiologic evaluation
Trastuzumab
Given IV
ECOG-ACRIN Cancer Research Group, Philadelphia
National Cancer Institute (NCI)
NIH