Combined BRAF G469A mutation and echinoderm microtubule associated protein like-4-anaplastic lymphoma kinase rearrangement with resistance: A case report and review of literature

Figure 1 Pathological examination and immunostaining of programmed cell death protein ligand 1. A: Programmed cell death protein ligand 1 in tumor proportion score; B: Programmed cell death protein ligand 1 in combined positive score; C: Positive control; D: Negative control.

Figure 2  Computed tomography scans of the patient.