Healthcare-Associated Infection

Question 1

What is the top cause of nosocomial infection in healthcare associated infection?

Answer 1

Catheter associated UTI

Question 2

Which pathogens cause infections associated with the use of IV access devices?

Answer 2

1. Staphylococcus epidermis
2. Staphylococcus aureus
3. Candida
4. Enterococci

Question 3

Which pathogens cause ventilator acquired pneumonia?

Answer 3

1. Pseudomonas
2. Enterobacteriaceae
3. Staphylococcus aureus

Question 4

What healthcare-associated infection is this describing?

Gram +ve anaerobe, enterotoxin A and B produced causing colitis. Watery diarrhoea, ileus, toxic megacolon.

Answer 4

Clostridium difficile

Question 5

What is the management for a healthcare-associated clostridium difficile infection?

Answer 5

1. Diagnose on stool PCR
2. Severe infection may have raised WCC, AKI, colitis
3. Mild infection treated with metronidazole
4. Severe infection treated with vancomycin
5. Isolate patient within 2h, gloves and aprons, hand wash and soap