Cancer Terms

Metachronous Malignant Neoplasm

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Metachronous Malignant Neoplasm Definition

A malignant tumor that arises at a site separate from another, primary malignant tumor in the same anatomic system. It is not clear if metachronous malignant neoplasms represent new primary tumors or metastatic disease. Examples include metachronous osteosarcoma of the bones that develops in patients with known primary bone osteosarcoma, and metachronous Wilms' tumor that affects the opposite kidney in patients with a history of Wilms' tumor.

Metachronous Malignant Neoplasm Synonyms

Metachronous Malignant Neoplasm

Terms in Metachronous Malignant Neoplasm category



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