Describe the safety, tolerability, efficacy and approaches to prescribing prolgolimab in the standard dosing regimen of 1 mg / kg every 2 weeks in patients with advanced melanoma in routine practice.

Prolgolimab (Forteca, formerly BCD 100) is an IgG1 anti-PD-1 (programmed cell death protein 1) monoclonal antibody containing the Fc-silencing 'LALA' mutation.

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).

Inclusion Criteria:

Histological confirmed melanoma Advanced stage (unresectable III or metastatic IV) Treated by at least one therapy line including prolgolimab in routine practice -

Exclusion Criteria:

- Patient participation in any interventional clinical study.

Patients with advanced melanoma, who were treated by prolgolimab (anti-PD1) in routine clinical practice in Russian Federation