Identifying and definitional attributes
|Metadata item type:||Glossary Item|
|Definition:||Histologically distinct cancers in the same organ or tumours in both sides of a paired organ which are histologically similar, diagnosed within two months of each other. If they are not diagnosed within 2 months of each other they are metachronous and classified separately from each other preceding tumour.|
Source and reference attributes
|Reference documents:||The Surveillance, Epidemiologic, and End Results (SEER), National Cancer Institute, US National Institutes of Health, USA.|
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