Healing the Gut to Treat Psoriasis? Next Steps in Dermatology 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 Inflammatory memory in psoriasis: From remission to recurrence Journal of Allergy and Clinical Immunology Inflammatory skin march in atopic dermatitis and psoriasis Inflammation Research Springer Nature Link Biologic and Small Molecule Therapies for Moderate to Severe Psoriasis: Focus on Psoriasis Comorbidities BioDrugs Springer Nature Link