25
Participants
Start Date
December 6, 2024
Primary Completion Date
December 6, 2029
Study Completion Date
December 6, 2029
Biopsy
Undergo biopsy
Biospecimen Collection
Undergo blood sample collection
Computed Tomography
Undergo CT or PET/CT
Endoscopic Ultrasound
Undergo EUS
Fluorouracil
Given IV
Irinotecan
Given IV
Leucovorin
Given IV
Lymph Node Biopsy
Undergo lymph node biopsy
Magnetic Resonance Imaging
Undergo PET/MRI
Oxaliplatin
Given IV
Pembrolizumab
Given IV
Photodynamic Therapy
Undergo intratumoral photoradiation
Positron Emission Tomography
Undergo PET/CT and PET/MRI
Questionnaire Administration
Ancillary studies
Verteporfin
Given IV
RECRUITING
Mayo Clinic in Rochester, Rochester
Lead Sponsor
National Cancer Institute (NCI)
NIH
Mayo Clinic
OTHER