. "Metastasis"@en . . "Metastasis, or metastatic disease, is the spread of a cancer or other disease from one organ or part to another not directly connected with it. The new occurrences of disease thus generated are referred to as metastases /m\u0259 \u02C8t\u00E6s t\u0259 si\u02D0z/ (sometimes abbreviated \"mets\"). It was previously thought that only malignant tumor cells and infections have the capacity to metastasize (also spelled metastasise); new research has caused this to be reconsidered."@en .