Certain stomach cancers are rare, but they have high mortality rates. Researchers want to
learn more about gastric (stomach) tumors. In this study, they want to collect data from
people who have stomach cancer or are at risk to get it. This data will be used to see if the
people can be in other studies.
To study tissue from stomach tumors and find people eligible for more studies on gastric
Adults at least 18 years old who have or may have stomach cancer, lesions that may be related
to stomach cancer, or an inherited disorder that leads to stomach cancer.
Participants will be screened with:
Blood and urine tests
Scans or ultrasound.
For the scans, participants lie in a machine that takes pictures. For some scans, they will
swallow or be injected with a small amount of radioactive material. Special cameras will show
the material in the body.
Tumor sample taken with a needle or surgery
Some participants will have an endoscopy. A long, flexible tube with a camera will be
inserted through the mouth into the stomach. The tube will collect tissue from the stomach.
Some participants may have follow-up visits. Some may be invited to join other studies.
Others will be contacted by phone to see how they are doing.