Perianal Crohn's Disease in Inflammatory Bowel Disease: Diagnosis, Assessment and Treatment. - Faggiani, Ilaria; Villaseca, Isabel Lagos; D'Amico, Ferdinando; Furfaro, Federica; Zilli, Alessandra; Massironi, Sara; Parigi, Tommaso Lorenzo; Solitano, Virginia; Cicerone, Clelia; Peyrin-Biroulet, Laurent; Danese, Silvio; Allocca, Mariangela (Life (2075-1729), 2026)