The precursors of early gastric cancer are not obvious, which may show no manifestation or only mild digestive symptoms, such as epigastric discomfort, loss of appetite, nausea and so on.
1. Early stomach cancer patients will feel discomfort in the upper abdomen, such as hidden pain in the stomach, which is not relieved after eating.
2. Some patients with early stage stomach cancer will have symptoms of loss of appetite, which will be manifested as anorexia for unknown reasons.
3. Early stomach cancer patients will also have nausea and vomiting in the later stage.
The precursors of early stomach cancer are not obvious and need to be combined to judge. If patients have some of the above symptoms, it is recommended to go to hospital for early examination.