PD-L1 LUNG (PEMBROLIZUMAB), IHC

Specimen Required
Send formalin-fixed paraffin embedded tissue at room temperature. Include pathology report with sample.

Alternate Specimen
5 unstained charged (+) slides sent refrigerated.

Rejection Criteria
Previously stained slides, cytospins, cell block tissues other than lung cancer specimens, fixative other than formalin.

Methodology
Immunohistochemical stain

Stability
Tissue:
Room temperature: 5 years;
Refrigerated: 5 years;
Frozen: Unacceptable
Slides:
Room temperature: 30 days;
Refrigerated: 30 days;
Frozen: Unacceptable

Reference Range
By report

Performed
Monday-Friday

Turnaround Time5-7 days
Test CodePDL1L
CPT-4 Code (s)
88360
LOINC Codes
Collection site:   31208-2  
Primary Tumor Site:   22035-0  
Grade:   21858-6  
Stage:   Not available  
Tumor Proportion Score:   Not available;  
Tumor Type:   Not available;  
Oncologist Name:   Not available;  
Oncologist NPI:   Not available;  
Pathologist Name:   19139-5;  
Pathologist NPI:   Not available  

Warde
Medical
Laboratory