Approximately half of patients with early gastric cancer has no clinical symptoms, only some mild indigestion and other symptoms, such as upper abdominal pain, discomfort, slight fullness, pain, nausea, belching, and these symptoms are not specific to gastric cancer, often seen in chronic gastritis, ulcer disease, functional dyspepsia, even normal people occasionally.
1,80% of the patients have upper abdominal pain.
2, about 1/3 of patients with stomach fullness, epigastria discomfort, loss of appetite, indigestion, accompanied by antithetic acid.
3,1 / 3 of patients, although no obvious digestive symptoms, but may be unable to unexplained weight loss, weight loss and fatigue.
4, some patients presented with antithetic acid, heartburn, nausea, vomiting, belching or black stool and other symptoms
Early gastric cancer was more common symptoms are epigastria discomfort, such as mild stomach pain, swelling feeling of heaviness, and sometimes the dull pain of the chest department, often at initial diagnosis and treatment of gastritis or ulcer disease, the symptoms may be temporary relief. If the lesions can occur in the gastric tantrum, duodenal function in a rhythmic pain, similar to the symptoms of ulcer disease, misdiagnosed delay in medical treatment for duodenal ulcer. However, these symptoms will relapse after a period of time. Therefore, those who have symptoms of upper abdominal discomfort, such as with the other high-risk factors, or repeated after treatment, the author, must be vigilant for further examination for early detection, early treatment.
Loss of appetite, anorexia, anorexia, nausea and vomiting after eating, bloating, belching, acid reflux, indigestion symptoms, but also a set of common and the lack of specificity of primary gastric cancer signals. Loss of appetite may be early symptoms of gastric cancer, and not the symptoms associated with stomach pain, stomach pain symptoms at the same time and can rule out hepatitis, particular attention should be paid. Some patients after eating, bloating, belching and automatically limit the daily diet, resulting in weight loss and weight loss, fatigue. The initial symptoms of gastric cancer can appear fresh sense of fullness accompanied by mild nausea.