• Tech Only CPT 88342.TC
  • Tech Pro CPT
  • PowerPath Code CD1
  • Schedule Monday - Friday
  • Turn Around Time Within 1-2 business days of receipt
  • Methodology IHC

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

CD1a is expressed in cortical thymocytes, Langerhans cells and dendritic cells. This antigen is expressed in Langerhans cell histiocytosis, Langerhans cell sarcoma, subset of T-lymphoblastic leukemias and activated T-cells.


Cell Marque