There are different types of thyroid cancer. The stage of a cancer tells you its size and whether it has spread. It helps your doctor decide which treatment you need.
The most common type of thyroid cancer is called papillary thyroid cancer. Find out more about this and the rarer types of thyroid cancer.
Find out about the tumour, node and metastasis (TNM) staging system for thyroid cancer.
The number staging for papillary and follicular thyroid cancer are the same.
Find out about the number stages of medullary thyroid cancer.
Read about the number stages of anaplastic thyroid cancer.