Multicenter Study of Safety and Efficacy of Prolgolimab in Patients With Advanced Melanoma in Routine Clinical Practice

Describe the safety and tolerability of using Prolgolimab at a standard dosage regimen of 1 mg / kg every 2 weeks. Describe the efficacy of prolgolimab 1 mg / kg every 2 weeks in patients with metastatic or inoperable melanoma in routine practice, based on the following indicators: Progression-free survival (time from first dose of prolgolimab to disease progression or death for any reason); Overall survival (time from receiving the first dose of prolgolimab to death for any reason); Objective response rate (proportion of patients with a complete or partial response to prolgolimab therapy).