NCIt definition : A biological process that involves the transfer and growth of cancer cells from the
site of the primary tumor. Relocation of malignant cells during metastasis can be
restricted to movement within a specific tissue/organ or may entail migration to a
distal locus within the body. This phenotype is a characteristic of all malignant
tumors.;
Alternative definition : NCI-GLOSS: Refers to cancer that has spread from the original (primary) tumor to distant
organs or distant lymph nodes.;
NCI Metathesaurus CUI : CL1793019;
Codes from synonyms : CDR0000415317; CDR0000045670;