Table 1 Immunohistochemistry findings
From: Extra-adrenal, non-functional adrenocortical carcinoma presenting with acute abdomen: a case report
Marker | Interpretation |
|---|---|
Pan cytokeratin AE1/AE3 | Negative |
SF-1 (steroidogenic factor 1) | Diffusely positive |
Synaptophysin | Diffusely positive |
Alpha inhibin | Focally positive |
Melan A | Diffusely positive |
PAX8 (paired-box gene) | Negative |
EMA (epithelial membrane antigen) | Negative |
Chromogranin | Negative |
S100 protein | Positive in a few tumor cells |
CD10 | Negative |
Vimentin | Negative |
Calretinin | Positive |
Ki-67 protein | 6% |
HMB45 (human melanoma black 45) | negative |