|Test||BREAST 2 (GCDFP-15), IMMUNOHISTOCHEMISTRY STAIN|
|Description||Useful for detecting Gross Cystic Disease Fluid Protein 15, a glycoprotein (MW 15 kD) expressed by apocrine sweat glands, eccrine glands, minor salivary glands, bronchial glands, metoplastic epithelium of the breast, benign sweat glands, tumor's of the skin and serous cells of the submandibular gland, breast carcinomas (primary and metastatic lesions) with apocrine features express the BRST-2 antigen. BRST-2 is positive in extramammary Paget's Disease, while other tumors are negative.
NOTE: This test is usually ordered in conjunction with a pathology consultation. The pathology professional component will be billed separately by the consulting pathologist.
|Specimen||Formalin-fixed or paraffin-embedded tissue specimen.|
|Reference Values||An interpretive report will be issued.|
|Analytic Time||2 Days|
|Day(s) Test Set Up||Monday through Friday|