A cure for psoriasis: could a faulty iron hormone in the skin be the key? Synovial immunopathology in psoriatic arthritis: cellular and molecular insights The Lancet Rheumatology Many treatment guidelines for psoriasis rely heavily on body surface area (BSA) involvement to determine disease severity and eligibility for systemic therapies like biologics. Traditionally, patients with less than 10% BSA involvementespecially Healing the Gut to Treat Psoriasis? Next Steps in Dermatology BPC 157 Explained: Benefits, Safety & Oral vs Injectable Options Targeted Oral Peptide Icotrokinra for Psoriasis Involving High Impact Sites NEJM Evidence