Toluidine Blue – Mast Cells

  • Tech Only CPT
  • Tech Pro CPT
  • PowerPath Code
  • Schedule Monday - Friday
  • Turn Around Time Within 1-2 business days of receipt
  • Methodology Special Stains

Specimen Requirements

Formalin-fixed, paraffin embedded tissue block or cell block, or 1 unstained charged slide for each test requested plus 3-4 additional unstained slides cut at 4 microns. Adequate space on each slide for control tissue is required.

Diagnostic Utility

This stain is used to demonstrate mast cells, which, when containing granules of heparin and histamine, are involved in inflammatory, defensive and healing responses of the body.