Marker |
Results |
CD20 |
Positive in follicles and interfollicularatypical large cells |
CD79a |
Positive in follicles and interfollicularatypical large cells |
BCL2 |
Positive in follicles and interfollicularatypical large cells; positive in paracortical and interfolliculat T-cells |
PAX5 |
Positive in follicles and interfollicularatypical large cells |
OCT2 |
Positive in follicles and interfollicularatypical large cells |
HGAL |
Weakly positive in follicles and interfollicularatypical large cells |
CD10 |
Negative with appropriate internal control |
BCL6 |
Negative with appropriate internal control |
LMO2 |
Negative with appropriate internal control |
CD3 |
Positive in paracortical and interfollicular small T-cells |
CD5 |
Positive in paracortical and interfollicular small T-cells |
CD21 |
Positive in follicular dendritic cells; highlights FDC meshworks in most follicles and only focal disruption in few follicles |
CD68 |
Positive in interfollicularhistiocytic cells and highlights increased numbers |
CD30 |
Negative with appropriate internal control |
CD15 |
Negative with appropriate internal control |
ALK1 |
Negative with appropriate external control |
EMA |
Negative with appropriate internal control |
PD-1 |
Negative with appropriate internal control |
HHV8 |
Negative with appropriate external control |