Case Report
Copyright ©2008 The WJG Press and Baishideng.
World J Gastroenterol. Jul 21, 2008; 14(27): 4395-4399
Published online Jul 21, 2008. doi: 10.3748/wjg.14.4395
Table 1 Immunohistochemical findings of esophagogastric mass
TypeAntigenImmunoreactivity
Epithelial markersCytokeratin 35BH11Negative
EMADiffusely positive
BER-EP4Negative
Lymphoid markersCD-45Positive
CD-3Negative
CD20Negative
CD79aEquivocally positive in some cells
PAX-5Negative
CD30Negative
CD138Positive (patchy, strong)
B-cell transcription factorsBob-1Positive
Oct-2Positive
Melanocyte markersMelan-ANegative
HMB-45Negative
S100Negative
Viral markersHHV-8Negative
EBV (in situ hybridization)Positive