Outbreak of invasive aspergillosis after major heart surgery caused by spores in the air of the intensive care unit.

T. Pelaez,1,2,3 P. Munoz,1,2,3 J. Guinea,1,2,3 M. Valerio,1,2 M. Giannella,1,2 C. H. W. Klaassen,4 and E. Bouza1,2,3 1Department of Clinical Microbiology and Infectious Diseases, Hospital General Universitario Gregorio Maranon, 2Department of Medicine, Faculty of Medicine, Universidad Complutense, Madrid, 3Centro de Investigacion Biomedica en Red de Enfermedades Respiratorias (CIBERES CD06/06/0058), Palma de Mallorca, Spain; and 4Department of Medical Microbiology and Infectious Diseases, Canisius Wilhelmina Hospital, Nijmegen, The Netherlands