CBIC CBIC Healthcare-Associated Infections

Question 1

According to NHSN criteria, what is the minimum timeframe after hospital admission before an infection is classified as a healthcare-associated infection (HAI)?

Accepted Answer

48 hours

Answer

24 hours

Answer

72 hours

Answer

96 hours

Question 2

Which HAI type is most commonly associated with the use of central venous catheters?

Accepted Answer

CLABSI

Answer

CAUTI

Answer

VAP

Answer

SSI

Question 3

Which pathogen is the most common cause of catheter-associated urinary tract infections (CAUTIs) in US hospitals?

Accepted Answer

Escherichia coli

Answer

Staphylococcus aureus

Answer

Pseudomonas aeruginosa

Answer

Candida albicans

Question 4

The bundle approach to preventing CLABSI includes which of the following elements?

Accepted Answer

Maximal sterile barrier precautions during insertion

Answer

Routine catheter irrigation every 8 hours

Answer

Changing central lines every 72 hours

Answer

Applying topical antibiotics to the insertion site daily

Question 5

Which measure is most effective in reducing the incidence of surgical site infections (SSIs)?

Accepted Answer

Appropriate timing of preoperative antibiotic prophylaxis

Answer

Postoperative prophylactic antibiotics for 7 days

Answer

Routine use of wound irrigation with povidone-iodine

Answer

Keeping wounds covered for at least 48 hours

Question 6

Ventilator-associated pneumonia (VAP) prevention bundles typically include which intervention?

Accepted Answer

Maintaining head-of-bed elevation at 30–45 degrees

Answer

Routine ventilator circuit changes every 24 hours

Answer

Prophylactic antifungal therapy for all ventilated patients

Answer

Daily chest X-rays to assess pneumonia development