Again, abdominal pain is extremely common.
Ulcers, gastritis, reflux, gallbladder problems, food intolerances and many other conditions can cause similar sensations.
What matters is the pattern.
Pain that is new, persistent, worsening or associated with other symptoms deserves medical attention.
Don’t try to diagnose the cause yourself based solely on where the pain occurs.
- Nausea or vomiting
Feeling sick can occur with many ordinary illnesses.
However, persistent nausea or vomiting should not be ignored.
The NCI lists mild nausea among possible early symptoms and vomiting among symptoms that can occur with more advanced stomach cancer.
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Institut National du Cancer
If vomiting persists, prevents you from keeping fluids down or occurs with severe abdominal pain, bleeding or other concerning symptoms, prompt medical assessment is important.
- Difficulty swallowing
Difficulty swallowing, medically known as dysphagia, is another symptom that should be evaluated.
It may occur when a tumor is located near the upper part of the stomach or where the stomach meets the esophagus.
