NCIt definition : The spread or migration of cancer cells from one part of the body (the organ in which
it first appeared) to another. The secondary tumor contains cells that are like those
in the original (primary) tumor.;
Alternative definition : NCI-GLOSS: The spread of cancer from one part of the body to another. A tumor formed
by cells that have spread is called a metastatic tumor or a metastasis. The metastatic
tumor contains cells that are like those in the original (primary) tumor.;
Codes from synonyms : CDR0000046710; CDR0000046283;