On IHC, HER2 was equivocal and amplification was negative on fluorescent in situ hybridization (FISH), PD-1 was immunoreactive with score 1 + in tumour infiltrating immune cells (IC), score 0 in tumour cells (TC), with ≥ 1% IC/TC-PDL1 (SP142 Ventana) expression. The gene discussed is CD274; the disease is neoplasm.