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Article: Tumor Staging
- Article from:
- Gale Encyclopedia of Cancer
- Author:
CopyrightCOPYRIGHT 2002 The Gale Group Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Tumor staging
Definition
Tumor staging is the process of defining at what point in the natural history of the malignant disease the patient is when the diagnosis is made. The organ and cell type in which the malignancy has developed defines the type of malignancy. For example, adenocarcinoma of the lung defines that the cancer originated in the mucus-secreting cells lining the airways of the lung. Staging is different than defining the type of cancer; it is the process of defining the degree of advancement of the specific type of malignancy in the patient at the time of presentation (the time when the diagnosis is made). Because there are many different types of malignancy arising from ...
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