About this trial

RATIONALE: Studying samples of tissue, blood, urine, stool, and other biological fluids from patients with cancer and from healthy volunteers undergoing colonoscopy or endoscopy may help doctors identify and learn more about biomarkers related to cancer.

PURPOSE: This research study is looking at gastrointestinal biomarkers in tissue and biological fluid samples from patients and participants undergoing colonoscopy, endoscopy, or surgery.

Eligibility criteria

Qualifiers

Undergoing colonoscopy or endoscopy for diagnostic or screening purposes at the Vanderbilt University Medical Center or at the Veterans Affairs Medical Center AND

Diagnosis of gastrointestinal (GI) cancer, polyps, or inflammatory bowel disease

History of previously treated GI cancer, polyps, or inflammatory bowel disease

Capable of giving informed consent

Disqualifiers

None

Trial design

Treatments tested in this trial

  • Not listed

Trial groups

No trial groups listed

Locations

2
Vanderbilt-Ingram Cancer Center37232-6838, NashvilleTennessee, United States
Veterans Affairs Medical Center - Nashville37212, NashvilleTennessee, United States

Sponsors and collaborators

Vanderbilt University Medical Center

Lead sponsor

National Cancer Institute (NCI)

Collaborator