Stages, types and grades of pancreatic cancer

Stage 1 pancreatic cancer

Stage 1 pancreatic cancer means the cancer is 4cm or smaller and hasn't spread outside the pancreas. Stage 1 is split into 1A and 1B. Treatments include surgery and chemotherapy.

Pancreatic cancer can start in different types of .

This information is for pancreatic cancer that starts in the cells that make digestive juices. Doctors call this exocrine pancreatic cancer and it is the most common type.

Pancreatic cancer can also start in cells that make hormones. This is called endocrine pancreatic cancer or pancreatic neuroendocrine cancer.

Doctors stage these 2 types of pancreatic cancer differently.

Read about staging for pancreatic neuroendocrine cancer

Staging pancreatic cancer

The stage of a cancer tells your doctor about its size and whether it has spread.

There are 4 number stages of pancreatic cancer numbered 1 to 4.

The tests and scans you have give your doctor some information about the stage. But they may not be able to tell you the exact stage of the cancer until after your surgery. Unfortunately, surgery isn’t suitable for everyone with pancreatic cancer.

Doctors can also use the TNM system to stage pancreatic cancer. TNM stands for Tumour, Node, Metastases.

Find out more about the TNM staging system for pancreatic cancer

Stage 1A pancreatic cancer

Stage 1A means the cancer is completely inside the pancreas and is 2cm or smaller. There is no cancer in the ​nearby ​ or other areas of the body.

In TNM staging, this is the same as T1, N0, M0.

Diagram showing stage 1A cancer of the pancreas.

Stage 1B pancreatic cancer

Stage 1B means the cancer is completely inside the pancreas and is larger than 2cm but no more than 4cm. There is no cancer in the nearby lymph nodes or other areas of the body.

In TNM staging, this is the same as T2, N0, M0.

Diagram showing stage 1B cancer of the pancreas.

Treatment for stage 1 pancreatic cancer

Knowing the cancer stage helps your doctor decide which treatment to recommend. Treatment also depends on:

  • the type of cell the cancer started in

  • where in the pancreas the cancer is

  • if your surgeon can remove (resect) the cancer

  • your general health and level of fitness

The stage of the cancer and these other factors can also give an idea of your outlook (prognosis).

For stage 1 pancreatic cancer, you generally have surgery and chemotherapy. If you are not able to have surgery, you normally have chemotherapy.

Your doctor will speak with you about which treatment they think is best.

Find out about the treatments for pancreatic cancer

Other stages of pancreatic cancer

Last reviewed: 29 Jun 2026

Next review due: 29 Jun 2029

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