Methodology
Immunohistochemistry (IHC)
Test Description
Expression of S100P, a member of the S100 family, is increased in a number of tumors, including pancreas, lung, breast, and ovary carcinomas. S100P can be seen in many pancreatic ductal carcinoma, and it displays no staining in the benign pancreatic ducts and acinar glands.
Specimen Requirements
- A formalin-fixed, paraffin-embedded (FFPE) tissue block is preferred specimen type
or - One (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 ordered
- Block and slide identifiers should be clearly written and match exactly with the specimen ID and specimen labeling as noted on the requisition.
Storage & Transportation
Use cold pack for transport. Make sure cold pack is not in direct contact with specimen.
CPT Code(s)*
88342 x 1 or 88341 x 1
Turnaround Time
24 hours
Level of Service
Stain Only
New York Approved
Yes