Cutaneous polyarteritis nodosa: An atypical simulator. Report of 3 cases and a narrative review of the literature Juliana Ordoñez-Parra; Alejandro Castellanos-Angarita; María Alejandra Casas-Barrera; Julián Rondón-Carvajal; Isabel Cristina Cuéllar-Ríos;

Ergotism, a relatively unknown mimic of vasculitis: A case report and review of literature Fabio Andrés Torres; Luis Alonso González; Gloria María Vásquez; Yamile Calle; Felipe Álvarez; Lina León; Daniel Jaramillo;

Myositis-associated interstitial lung disease Siamak Moghadam-Kia; Chester V. Oddis;