Table 1 |
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|
A comparison of biopsies and excisions regarding the frequency of selected pathologic features of DCIS** |
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|
Morphologic features |
Core biopsy (n = 40) |
Excision (n = 40) |
|
|
||
|
Maximum nuclear grade 3 |
18 |
19 |
|
Maximum nuclear grade 2 |
22 |
21 |
|
Necrosis in DCIS |
33 |
29 |
|
Calcification in DCIS |
32 |
29 |
|
Comedo-pattern necrosis present (Solid pattern with central necrosis and grade 3/3 nuclear atypia) |
16 |
14 |
|
Non-comedo pattern necrosis present (associated with grade 2/3 atypia and/or non-solid patterns) |
17 |
16 |
|
Solid pattern only (irrespective of atypia or necrosis) |
17 |
8 |
|
Solid and micropapillary only |
0 |
1 |
|
Solid, micropapillary, and cribriform only |
7 |
5 |
|
Micropapillary only |
1 |
0 |
|
Micropapillary and clinging |
1 |
0 |
|
Cribriform only |
0 |
1 |
|
Micropapillary and cribriform only |
2 |
1 |
|
Solid, micropapillary, clinging and cribriform only |
0 |
3 |
|
Clinging only |
0 |
0 |
|
|
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|
DCIS ductal carcinoma in-situ; **excludes cases in which no residual DCIS was found in the excision. |
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|
Fadare et al. Diagnostic Pathology 2009 4:26 doi:10.1186/1746-1596-4-26 |
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