The American Joint Committee on Cancer (AJCC) TNM system divides stomach cancer into stages 0–4. The higher the stage, the more difficult it is to treat and to survive. The most commonly used system ...

Stomach cancer—or gastric cancer—occurs when cells in the lining of the stomach wall mutate and grow uncontrollably. The stomach wall has five layers, and different types of stomach cancer are often ...

The treatment goals and options for stomach cancer vary depending on how advanced the cancer is and how far it has spread. Surgery is often an effective treatment option for people with early-stage ...

Stage 3 stomach cancer means that the primary tumor has spread beyond the walls of the stomach to nearby lymph nodes but not to other distant sites. Symptoms may include abdominal pain, bloody stool, ...