Casandra
Casandra Test Code NG28138Version 1 (DRAFT)
Performing Lab
Fontana Masson
Clinical Use
Order TestUse
Fontana Masson is a special immunohistochemical stain used in pathology, commonly to identify melanin and assess tissues in conditions such as melanoma, pigmented lesions, or neuroendocrine tumors; it's utilized as an adjunct diagnostic tool in histopathologic evaluations.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
New York Approved
Methodology
Immunoassay (IHC)
Biomarkers
Melanin (Fontana Masson stain)
ProteinIHC
Expression • Categorical (e.g., Positive / Negative / Indeterminate)
Result Turnaround Time
24 hours
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 tissue block preferred; or one unbaked, unstained H&E slide (required) plus two to three positively charged unstained slides (4‑5 microns) per test.
Storage Instructions
Use cold pack for transport; cold pack not in direct contact with specimen; for NYS clients provide collection date and time.