Table 4 |
||||||
|
Immunohistochemical Results, Background Lymphocytes |
||||||
|
Marker |
Thymoma Type |
|||||
|
|
||||||
|
A |
AB |
B1 |
B2 |
B3 |
MNT |
|
|
|
||||||
|
CD57 |
S |
S |
S |
S |
S |
S |
|
CD3 |
S |
+ |
+ |
+ |
+ |
+ |
|
CD5 |
S |
+ |
+ |
+ |
+ |
+ |
|
CD20 |
- |
+ |
+ |
-/+ |
-/+ |
+* |
|
CD1a |
- |
+ |
+ |
+ |
+ |
+ |
|
CD99 |
- |
+ |
+ |
+ |
+ |
+ |
|
Ki67/MIB1 |
<10% |
>80% |
>80% |
>80% |
>80% |
>80% |
|
|
||||||
|
MNT = multinodular thymoma -/+ = variably (large numbers of intratumoral CD20+ lymphocytes in type B2 (n = 1) and type B3 (n = 3) thymomas associated with autoimmune disorder) * = numerous large stromal CD20+ lymphoid aggregates S = single cells |
||||||
|
Alexiev et al. Diagnostic Pathology 2007 2:13 doi:10.1186/1746-1596-2-13 |
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