Executive summary: Guidelines for the diagnosis and treatment of septic arthritis in adults and children, developed by the GEIO (SEIMC), SEIP and SECOT Natividad Benito; Juan Carlos Martínez-Pastor; Jaime Lora-Tamayo; Javier Ariza; José Baeza; Joaquín Belzunegui-Otano; Javier Cobo; María-Dolores del-Toro; Cesar G. Fontecha; Lluís Font-Vizcarra; Juan P. Horcajada; Laura Morata; Oscar Murillo; Joan M. Nolla; Esmeralda Núñez-Cuadros; Carlos Pigrau; María Eugenia Portillo; Dolors Rodríguez-Pardo; Beatriz Sobrino-Díaz; Jesús Saavedra-Lozano;