Additionally, the programmed cell death 1-ligand 1 (PD-L1) immunohistochemical test results indicated a Tumor Proportion Score of <1% and a Combined Positive Score of <1 Following discussions with the patient’s family, they opted for the targeted therapy of Furmonertinib Medilate Tablets (2 pills once daily), a cost-effective choice. Here, CD274 is linked to neoplasm.