IRB #
STUDY00022198
Title
The Gastrointestinal Cancer Observational Study (GICOS)
Principal Investigator
Adel Kardosh
Study Purpose
This is an observational study of individuals with suspected or confirmed gastrointestinal cancer. The purpose of this study is to look at these individuals to understand gastrointestinal cancer and develop new and better ways to treat this disease.
Medical Condition(s)
Esophageal cancer, gastric cancer, colon cancer, rectal cancer, appendix cancer, anal cancer, hepatocellular cancer, biliary cancer, pancreatic cancer, GI neuroendocrine tumors [NET], and GI stromal tumors [GISTs]).
Eligibility Criteria
- Individuals aged 18 years or older,
- Suspected or confirmed diagnosis of one of the following gastrointestinal cancers:
*esophageal cancer,
*gastric cancer,
*colorectal cancer,
*appendix cancer,
*anal cancer,
*hepatocellular cancer,
*biliary cancer,
*pancreatic cancer,
*GI neuroendocrine tumors [NET],
*GI stromal tumors [GISTs]).
Age Range
18 - 99
Healthy Volunteers Needed
No
Duration of Participation
Participants will be followed for as long the study remains active.
Minors Included
No
Contact
Knight Cancer Institute Clinical Trials
GIResearch@ohsu.edu
503 494 -1080
Sponsor
Recruitment End
01/31/2026
Compensation Provided
No
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