Description
PDL1 – 22C3 Clone
Tissue, NA, Fasting or Non Fasting: As suggested by doctor
Sample Required:
FFPE tumour tissue block at room temperature
Test Time:
Biopsy-dependent. 4 working days.
Test Normal Range:
No fixed normal range; PD-L1 reported as CPS or TPS score.
What is the Test?
An IHC test using **22C3 clone** to determine PD-L1 expression for immunotherapy decision-making.
Test Procedure:
Tumour tissue is stained with PD-L1 (22C3) antibody; expression is quantified for checkpoint inhibitor eligibility.
When to Take the Test:
When evaluating suitability for PD-1/PD-L1 targeted therapies.
Who Should Take This Test:
Patients with lung, cervical, gastric and other cancers where PD-L1 impacts treatment.
Precautions for Exceptional Cases (Pregnancy, etc.):
Notify physician about pregnancy; ensure proper tissue preservation.