Behçet's disease: a diagnostic challenge in rheumatology. Description of a case series and a review of the literature D. Padilla-Ortiz; M. Chamorro-Melo; A.M. Santos; J. Arias-Correal; V. Reyes-Martínez; J.C. Rueda; J.M. Bello-Gualtero; E. Calvo-Páramo; J. Londono;

Behçet¿s disease: A diagnostic challenge María Paula Torres Ortiz; Daniel Hernando Flórez Valencia; Karen Sulay Rodríguez Díaz; Jairo Enrique López Aldana; Reynaldo Badillo Abril;

Granulomatosis with polyangiitis and skin ulcers mimicking pyoderma gangrenosum: A case report of a diagnostic challenge Linda Navarrete-Motta; Onaldo-José Barrios; Sebastián Gil-Tamayo; Daniela Saaibi; Juan M. Gutiérrez; Daniel G. Fernández-Ávila; Santiago Bernal-Macías; Jorge L. Rodríguez; María-Claudia Díaz;