CD31 is a marker of endothelial cells, useful in diagnosing tumors of vascular origin. Diagnostically CD31 expression can confirm a diagnosis of Angiosarcoma, a neoplasm of endothelial cells.

SPECIMEN: Submit Tissue in 10% formal-saline OR formalin fixed paraffin embedded Tissue Block. Ship at room temperature. Provide a copy of the Histopathology report, Site of biopsy and Clinical history.
STABILITY: Room: NA; Refrigerated: NA; Frozen: NA
REPORT: After 2 days
INSTRUCTIONS: Provide a copy of the Histopathology report, Site of biopsy and Clinical history.
USAGE: CD31 is a marker of endothelial cells, useful in diagnosing tumors of vascular origin. Diagnostically CD31 expression can confirm a diagnosis of Angiosarcoma, a neoplasm of endothelial cells.