Stomach cancer, also known as gastric cancer, is a malignant tumour developing from the lining of the stomach. In the past 60 years, there has been a substantial reduction in the number of people diagnosed with stomach cancer.
When a gastric cancer first develops, it is small and usually causes no symptoms. Some do not cause symptoms even until they are quite advanced. Initial symptoms may include:
As the cancer grows in the stomach, symptoms may become worse and may include:
The same symptoms as above, but more severe.
If the cancer spreads to other parts of the body, various other symptoms can develop.
When a person goes to the doctor because of signs or symptoms they are having, doctors can suspect gastric cancers based on them. The doctor will take a history and examine the patient. If stomach cancer is suspected, there are tests done to confirm the diagnosis.
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