Casandra
Casandra Test Code NG53484Version 1 (DRAFT)
Performing Lab
Factor XIIIa
Clinical Use
Order TestUse
Factor XIIIa is a dermal dendrocyte marker and shows variable reaction with these types of tumors. It can be used for histiocytic phenotyping and has been reported to mark capillary hemangiomas and tumors of the central nervous system. Factor XIIIa has also been used with CD34 to differentiate between dermatofibroma and dermatofibrosarcoma protuberans.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
New York Approved
Methodology
Immunoassay (IHC)
Biomarkers
Factor XIIIa
ProteinExpression • 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
Block and slide identifiers should be clearly written and match exactly with the specimen ID and specimen labeling as noted on the requisition.
Storage Instructions
Use cold pack for transport, making sure cold pack is not in direct contact with specimen.