Diagnoses | Immunohistochemical markers |
---|---|
Spindle cell oncocytoma | S-100 protein, vimentin and EMA are expressed |
Oncocytic variant of meningioma | EMA is expressed, vimentin is expressed and S-100 protein is negative |
Granular cell tumour | CD68 is expressed |
Pituicytoma | GFAP is expressed |
Oncocytic neoplasm originating from salivary gland remnants | Epithelial markers are expressed, S-100 protein and EMA are negative |
Oncocytic variant of a pituitary adenoma | Synaptophysin and chromogranin are expressed |