Identifies a dermal dendrocyte marker used for histiocytic phenotyping that has been reported to mark capillary hemangiomas and tumors of the central nervous system. It has also been used with CD34 to differentiate between dermatofibroma and dermatofibrosacroma protuberans.
A formalin-fixed, paraffin-embedded (FFPE) tissue block is preferred specimen typeorOne (1) unbaked, unstained slide for H&E staining (required) and two to three (2-3) positively charged unstained slides (all cut at 4-5 microns) for each test/antibody orderedBlock and slide identifiers should be clearly written and match exactly with the specimen ID and specimen labeling as noted on the requisition.
Use cold pack for transport. Make sure cold pack is not in direct contact with specimen.