Nosocomial infections

Bacterial infections

Pathogen    
Acinetobacter baumannii MDR
Burkholderia cepacia MDR
Clostridium difficile antibiotic-associated
Clostridium sordellii abortion/childbirth associated
E. coli incl. CRE strains
Klebsiella incl. CRE strains; ventilators, pneumonia
Pseudomonas aeruginosa burn wounds, CF patients
Mycobacterium abscessus skin/soft tissue infection
Staphylococcus aureus esp. MRSA  
Enterococcus faecium Esp. VRE

Viral infections

Pathogen (cause)   Source
HIV
Influenza
Hapatitis
Norovirus

References

1. https://www.cdc.gov/hai/organisms/organisms.html