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Stages and grades

The stage of a neuroendocrine tumour (NET) tells you about its size and whether it has spread. The grade means how abnormal the cells look under a microscope.

The tests and scans you have to diagnose a large bowel or rectal NET give information about the stage and grade. This helps your doctor decide which treatment you need.

Stages

The stage tells you the size of a large bowel or rectal NET and whether it has spread.

Grades and the Ki-67 index

The grade and the Ki-67 index gives your doctor an idea of how the NET might behave and whether it is likely to spread.

Last reviewed: 
23 Jan 2019
Json LD: 

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