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Catheter-Associated UTI PreventionNCLEX cheat sheet

Catheter-associated urinary tract infection (CAUTI) is one of the most common and most preventable healthcare-associated infections.

19 key facts 5 practice questions Reviewed Oct 2026
The 1-minute sheetCinnaRN

Do

  • Remove catheter ASAP, daily review
  • Sterile insertion, closed system
  • Bag below bladder, off floor

Do

  • Secure tubing, no kinks/loops
  • Peri care + hand hygiene

Avoid

  • Don't disconnect/break closed system
  • No routine irrigation/antibiotics

Report

  • Cloudy urine, fever, flank pain
  • Confusion in elderly = UTI clue
Red flag to remember

Never raise the drainage bag above the bladder or rest it on the floor.

Before you read

Test yourself first: 5 questions

Question 1 of 5

A client at high risk for a pressure injury needs prevention. Which is a correct measure?

What is catheter-associated uti prevention?

The single most effective prevention is avoiding unnecessary catheters and removing them as early as possible. Maintaining a closed, dependent, unobstructed drainage system prevents organisms from ascending into the bladder.

Key points to remember

  • Insert indwelling catheters only for valid indications and remove them at the earliest opportunity.
  • Early removal is the most effective measure to prevent CAUTI.
  • Maintain a sterile, closed drainage system; breaking the closed system raises infection risk.
  • Keep the collection bag below the level of the bladder and off the floor to prevent backflow.
  • Secure the catheter to prevent traction and keep tubing free of kinks and dependent loops.
  • Perform daily perineal and meatal hygiene with soap and water, not antiseptics.

Nursing priorities

  1. Advocate daily for catheter necessity and prompt removal when no longer indicated.
  2. Keep the drainage bag below bladder level and the tubing unobstructed.
  3. Maintain the closed system; empty the bag through the drain port using a clean technique.
  4. Provide daily perineal hygiene and secure the catheter to prevent tension.
  5. Perform hand hygiene before and after handling the catheter or drainage system.

Labs & values

Urinalysis: positive leukocyte esterase and nitrites suggest infection
Urine culture: 10^5 colony-forming units/mL indicates significant bacteriuria; WBCs in urine normally fewer than 5/hpf

Patient teaching

  • Keep the drainage bag below the waist and bladder at all times, including when walking.
  • Maintain adequate fluid intake unless restricted.
  • Report fever, burning, or cloudy urine promptly.

Red flags: report now

  • Never raise the drainage bag above the bladder or rest it on the floor.
  • Do not disconnect or open the closed drainage system unless absolutely necessary.
  • Report new fever, cloudy or foul-smelling urine, or suprapubic pain as possible CAUTI.

References

Clinical references for this topic

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