There are 3 glossary results for the letter M.
M
Malignant
In regard to a tumour, having the properties of a malignancy that can invade and destroy nearby tissue and that may spread (metastasize) to other parts of the body.
Metastasis
The spread of cancer cells from one organ or body part to another area of the body to form a secondary tumour.
Microscopic
So small it cannot be seen by the naked eye without the aid of a microscope.