Executive summary of the consensus statement of the Spanish Society of Infectious Diseases and Clinical Microbiology (SEIMC), Spanish Society of Neurology (SEN), Spanish Society of Immunology (SEI), Spanish Society of Pediatric Infectology (SEIP), Spanish Society of Rheumatology (SER), and Spanish Academy of Dermatology and Venereology (AEDV), on the diagnosis, treatment and prevention of Lyme borreliosis¿ José A. Oteo; Héctor Corominas; Raquel Escudero; Fernando Fariñas-Guerrero; Juan Carlos García-Moncó; Miguel A. Goenaga; Sara Guillén; José M. Mascaró; Aránzazu Portillo;

Cardiac tamponade secondary to acute Q fever Antonio Bustos-Merlo; Antonio Rosales-Castillo; David Esteva Fernández;

Considering crossed serological reactions and much more: the clinical reasoning Esteban Araos-Baeriswyl;