Severe Psoriasis Presenting in 3 Year Old Child With Nail Dystrophy Next Steps in Dermatology Can Peptides Like BPC 157 Help Psoriasis, Eczema + Other Skin Problems? Nathalie Niddam Orchestrated Cytokines Mediated by Biologics in Psoriasis and Its Mechanisms of Action 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