Differential diagnoses of stomach cancer
- Dyspepsia due to gastritis/duodenitis, benign ulcer in the upper intestinal tract.
- Gastro-esophageal reflux with esophagitis.
- Back pain due to chronic pancreatitis or muscle/bone disease.
- Anemia from malabsorption, chronic cholitis, diverticulitis (colon), arteriovenous malformations, chronic bleeding from benign ulcer, Meckel's diverticulitis (rare).
- Stomach retention may be due to distal ulcer with stenosis.
- Advanced esophagitis with stenosis and retention.
- Ascites due to liver cirrhosis or portovenous thrombosis.
- Epigastric pain due to colon cancer (transverse colon) or pancreas.
- Anemia without other symptoms due to right-sided colon cancer.
- Ascites may be due to peritoneal carcinosis from other form of cancer.