Diarrhea, abdominal pain and discomfort, foul smelling stool and sweat, poor food absorption, irritability and unexplained weight loss. what are the chances of this being some sort of gastric cancer? 28 male covid january. stomach bug april?

There are many possible etiologies for these symptoms besides cancer. There could be an infection present, inflammatory bowel disease (Crohn’s, ulcerative colitis), a malabsorption syndrome, etc. The best way to get a diagnosis would be to see a GI doctor. You may need some blood work and an EGD, where they look into your esophagus and stomach with a lighted scope. You definitely need to see GI!