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Table 5 Selected rare organisms detected by PCR/Electron spray ionization-time-of-flight-mass spectrometry (ESI-TOF-MS) in the hospital environment

From: Comparison of PCR/Electron spray Ionization-Time-of-Flight-Mass Spectrometry versus Traditional Clinical Microbiology for active surveillance of organisms contaminating high-use surfaces in a burn intensive care unit, an orthopedic ward and healthcare workers

Microbiology # PCR/ESI-TOF-MS detections
  HCW/PPE Burn ICU rooms Orthopedic rooms/Shears
Gram-positive    
 Cocci    
Leuconostoc spp. 2 0 5
S. pyogenes    1
S. pneumoniae   1 7
 Bacilli    
Clostridium spp. 1 1 2
Clostridium tetani   1 1
Listeria monocytogenes 2   
Nocardia spp. 3 1 6
Gram-negative    
 Cocci    
Neisseria spp.   1 2
 Aerobic Bacilli    
Bordetella spp. 3 1 4
Burkholderia spp. 1 2 3
Polynucleobacter spp. 7 11 7
Shigella flexneri    1
Vibrio spp.   1 1
 Anaerobic Bacilli    
Bacteroides spp. 1 1  
Other bacteria    
Bartonella spp. 1   
Borrelia turicatae    1
Mycobacterium abscessus    1
Mycoplasma hominis 1   
Fungi    
Alternaria 2 1 4
Saccharomyces cerevisiae 1 3 17
  Other fungi*   1 3
  1. HCW healthcare worker, PPE personal protective equipment, ICU intensive care unit.
  2. * One of each: Botryosphaeria rhodina, Macroventuria spp., Cochliobolus spp., Arthrographis cuboidea.