. "It develops slowly, usually over many years and often goes undetected.[iv] As the stomach cancer advances, it can travel through the bloodstream and spread to organs such as the liver, lungs and bones.[v]The most common type of stomach cancer is called adenocarcinoma, which starts from one of the common cell types found in the lining of the stomach.[vi] Other types include: lymphoma, gastrointesti" . . . .