Term
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Definition
| cells differ slightly from normal cells (mild dysplasia) and are well differentiated (low grade |
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Term
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Definition
| cells are more abnormal (moderate dysplasia) and moderately differentiated (intermediate grade) |
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Term
|
Definition
| Cells are very abnormal (severe dysplasia) and poorly differentiated (high grade) |
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Term
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Definition
| Cells are immature and primitive (anaplasia)and undifferentiated; cells of origin is difficult to determine (high grade) |
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Term
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Definition
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Term
|
Definition
| the appearance of cells and the degree of differentiation are evaluated abnormal cells based on the degree to which the cells resemble the tissue of origin. |
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Term
|
Definition
| Classifying the extent and spread of the disease. |
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Term
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Definition
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Term
|
Definition
| tumor limited to the tissue of origin; localized tumor |
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Term
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Definition
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Term
|
Definition
| extensive local and regional spread |
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Term
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Definition
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Term
|
Definition
| No evidence of primary tumor |
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Term
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Definition
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Term
|
Definition
| ascending degrees of increase in tumor size and involvement. |
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Term
|
Definition
| tumor cannot be measured or found |
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Term
|
Definition
| No evidence of lymph nodes |
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Term
|
Definition
| Ascending degrees of nodal involvement |
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Term
|
Definition
| Regional lymph nodes unable to be assessed clinically |
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Term
|
Definition
| No evidence of distant metastases |
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Term
|
Definition
| Ascending degrees of metastatic involvement of the host , including distant nodes. |
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Term
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Definition
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