Antibody | RCC | Signet ring cell carcinoma | Signet ring cells in metastatic tumor |
---|---|---|---|
CK20 | − | + | + |
CDX2 | − | + | + |
Vimentin | + | − | − |
E-Cadherin | + | − | − |
RCC | + | − | − |
MLH1 | / | / | Loss of nuclear signal |
MSH2 | / | / | Loss of nuclear signal |
PMS2 | / | / | Loss of nuclear signal |
MSH6 | / | / | Nuclear expression |