Understanding stomach cancer

Find out more about stomach cancer. This section is about the most common type of stomach cancer – adenocarcinoma of the stomach.

About cancer

About cancer

A cancer doctor explains how cancer develops, how it can be treated and what might happen.

About our cancer information videos

A cancer doctor explains how cancer develops, how it can be treated and what might happen.

About our cancer information videos

General information What is cancer?

Cancer is a disease of our cells. Sometimes cells go wrong and become abnormal. They keep dividing to make more abnormal cells which form a lump or tumour.

Stomach cancer The stomach

The stomach stores food and breaks it down so our bodies can absorb the nutrients we need for energy.

Stomach cancer The lymphatic system

The lymphatic system protects the body from infection and includes lymph nodes (glands). There are lymph nodes near the stomach.

Stomach cancer Types of stomach cancer

The most common type of stomach cancer is adenocarcinoma. We also have information on less common cancers of the stomach.