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Stages, types and grades of oesophageal cancer

High grade dysplasia of the oesophagus

High grade dysplasia means that there are severely abnormal cells in the inner lining of the oesophagus. This is sometimes called stage 0.

About high grade dysplasia

High grade dysplasia means that there are severely abnormal cells in the inner lining of the oesophagus.

The high grade dysplasia is only in the top layer of cells lining the inside of the oesophagus (the epithelium). It has not started to grow into the deeper layers. 

Diagram showing stage 0 oesophageal cancer.

High grade dysplasia can change to invasive cancer if you don't have treatment.

People with have a small risk of developing these abnormal cells.

Treatment

Removing the lining of your oesophagus is the main treatment for high grade dysplasia.

You have this surgery through a tube called an endoscope. You are asleep when you have it. The doctor puts the tube down your throat. They can then put a thin wire (snare) through the tube to remove the abnormal area of tissue. 

You might also need treatment to destroy any abnormal areas that the doctor has not been able to remove. This treatment is called radiofrequency ablation.

Read more about treatment for high grade dysplasia

About other stages

Last reviewed: 18 Aug 2023

Next review due: 18 Aug 2026

Barrett’s oesophagus

Barrett’s oesophagus means that some cells in the lining of your food pipe have started to change. In a small number of people these cells may develop into oesophageal cancer over a long period of time.

Stages, types and grades of oesophageal cancer

The stage of a cancer tells you how big it is and whether it has spread. It helps your doctor to know which treatment you need.

Treatment for oesophageal cancer

You might have surgery, radiotherapy or chemotherapy or a combination of these treatments. This depends on a number of factors including the stage and type of your oesophageal cancer.

Survival for oesophageal cancer

Survival depends on many factors including the stage and type of your oesophageal cancer.

What is oesophageal cancer?

Oesophageal cancer is a cancer of the food pipe. The food pipe is also called the oesophagus or gullet and is part of the digestive system.

Oesophageal cancer main page

Oesophageal cancer starts in the food pipe, also known as your oesophagus or gullet. The oesophagus is the tube that carries food from your mouth to your stomach.

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