20
Participants
Start Date
August 29, 2024
Primary Completion Date
August 12, 2026
Study Completion Date
February 12, 2027
Biospecimen Collection
Undergo blood, oral, and/or rectal sample collection
Computed Tomography
Undergo PET/CT or CT
Magnetic Resonance Imaging
Undergo MRI
Mosunetuzumab
Given IV
Positron Emission Tomography
Undergo PET/CT
Questionnaire Administration
Ancillary studies
RECRUITING
Fred Hutch/University of Washington Cancer Consortium, Seattle
University of Washington
OTHER