Some studies have revealed that PD‐L1 positivity was associated with a poor prognosis among patients with urinary bladder UC,8, 9, 10, 15 while other groups failed to detect a relationship between PD‐L1 positivity and prognosis.11, 12, 14 In addition, three studies have examined the prognostic significance of PD‐L1 positivity in UTUC. Here, CD274 is linked to renal pelvis/ureter urothelial carcinoma.