2 Years Prospective Study to Collect Real-life Data on the Retention, Quality of Life, Effectiveness and Treatment Pattern of Secukinumab in Adult Patients With Moderate to Severe Plaque Psoriasis, Psoriatic Arthritis, Ankylosing Spondylitis and Non-radiographic Axial Spondyloarthritis

This is an observational, prospective primary data collection study. The duration of observation is 2 years after study enrolment date. Disease and treatment history will be retrospectively reviewed from medical record at enrollment with no time limits for the key diagnosis of enrolment (plaque psoriasis, psoriatic arthritis, ankylosing spondylitis and non-radiographic axial spondyloarthropathy).