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Table 2: Fletcher’s prognostic classification. |
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|
Risk |
Size |
Proliferation index |
|
Very low |
< 2 cm |
< 5/50 HPFs |
|
Low |
Between 2-5 cm |
< 5/50 HPFs |
|
Medium |
< 5 cm |
6-10/50 HPFs |
|
High |
5-10 cm |
< 5/50 HPFs |
|
> 10 cm |
Any |
|
|
Any |
> 10/50 HPFs |
|
|
* HPFs = High power fields. (Own elaboration). |
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