PD-L1 22C3 pharmDx by Immunohistochemistry with Interpretation, pembrolizumab (KEYTRUDA)
CPT Code(s): | 88342 |
Specimen Required: | Patient Preparation: Collect:Tumor tissue. Specimen Preparation:Formalin fix (10 percent neutral buffered formalin) and paraffin embed specimen. Protect paraffin block and/or slides from excessive heat. Transport tissue block or 5 unstained (3-to 5-micron thick sections), positively charged slides in a tissue transport kit (RDL supply #47808 recommended but not required), available online through eSupply using RDL Connector contact RDL Client Services at (888) 431-7474. (Min: 3 slides) If sending precut slides, do not oven bake. Storage/Transport Temperature:Room temperature. Also acceptable: Refrigerated. Ship in cooled container during summer months. Stability:Ambient: Indefinitely; Refrigerated: Indefinitely; Frozen: Unacceptable |
New York DOH Approval Status: | This test is New York DOH approved. |
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