Casandra
Casandra Test Code NG69167Version 1 (DRAFT)
Performing Lab
Langerin Immunohistochemistry (IHC)
Clinical Use
Order TestUse
Langerin is a highly selective marker for Langerhans cells and the lesional cells of Langerhans cell histiocytosis. Langerin protein expression has utility in differentiating Langerhans cell histiocytosis from other non‑Langerhans cell histiocytic proliferations.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
New York Approved
Methodology
Immunoassay (IHC)
Biomarkers
Langerin
ProteinIHC • Expression • Ordinal Score (e.g., TPS, CPS, H-score)
Result Turnaround Time
1 day
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Tissue (FFPE)
Volume
Not provided
Minimum Volume
Not provided
Collection Instructions
Formalin‑fixed, paraffin‑embedded (FFPE) tissue block preferred or one unbaked, unstained slide for H&E (required) and two to three positively charged unstained slides (4‑5 microns)
Storage Instructions
Use cold pack for transport, ensuring cold pack is not in direct contact with specimen. NYS clients please provide date and time of Collection.