Metastasis is a pathogenic agent's spread from an initial or pr...
wikipedia - 09 Aug 2022Metastasis is a pathogenic agent's spread from an initial or primary site to a different or secondary site within the host's body;[1] the term is typically used when referring to metastasis by a cancerous tumor.[2] The newly pathological sites, then, are metastases (mets).[3][4] It is generally distinguished from cancer invasion, which is the direct extension and penetration by cancer cells into neighboring tissues.[5]
