How do you know if you have stomach cancer?

If you’re concerned about how to know if you have stomach cancer, watch out for the following early symptoms:

*indigestion or heartburn

*loss of appetite

And then these later symptoms: See also:
What are the warning signs of stomach cancer?

See all 1942 questions about Cancer

*nausea

*vomiting

*bloating

*diarrhea

*feeling full after eating very little

*upper or lower abdominal discomfort

*constipation

*blood in stool

If you are experiencing any of the above or several of the above symptoms, visit your doctor and he or she will conduct several tests. One is an endoscopy that is a thin telescope inserted into your stomach through your throat; another is a biopsy where the doctor removes some tissue from the lining of the stomach. That’s really how to know if you have stomach cancer; if a biopsy test reveals cancerous cells.