Urinary bag of a foley's catheterized patient needs to be kept-

Appeared in: RUHS, Jaipur, PB B.Sc Nursing Entrance-2024

Explanation

The urinary drainage system is designed to work via gravity, requiring the collection bag to be positioned lower than the source (the bladder).
Keeping the bag below the waist level ensures a constant downward flow of urine, preventing stasis and backflow (reflux).
This practice is a critical measure to prevent Catheter-Associated Urinary Tract Infections (CAUTI), as it stops urine from the less sterile bag and tubing from re-entering the bladder.
All other positions listed are at or above the bladder level, which would impede drainage and increase infection risk.

Option A: Placing the bag on the patient's lap positions it at or above the bladder level, especially when sitting. This obstructs gravity drainage and can cause urine to flow back into the bladder.
Option B: This is the most dangerous position as it would actively cause urine to flow back from the bag into the bladder, creating a high risk for a serious urinary tract infection.
Option C: Positioning the bag at waist level places it at the same height as or higher than the bladder, which prevents urine from draining out effectively via gravity.

Clinical Relevance

Nursing practice connection: Use the key finding related to Principles of urinary drainage and prevention of Catheter-Associated Urinary Tract Infections (CAUTI) to guide bedside assessment, documentation, and the next nursing action.
Proper positioning of the urinary drainage bag is a fundamental nursing responsibility for infection control and patient safety.
Failure to maintain the bag below the bladder level is a direct cause of CAUTI, which increases patient morbidity, length of stay, and healthcare costs.
Nurses must educate patients and their families on this principle, especially for ambulation and upon discharge with a catheter.

How to Approach the Question

Identify the core subject of the question: the correct positioning of a Foley catheter drainage bag.
Recall the fundamental principle governing the flow of fluids in this type of system, which is gravity.
To facilitate flow from the bladder to the bag, the bag must be at a lower elevation than the bladder.
Analyze each option in relation to the patient's bladder level. The waist is approximately the level of the bladder.
Eliminate options that place the bag at or above the bladder level (lap, at waist, above waist) as they would impede or reverse the flow.
Select the only option that ensures consistent downward flow via gravity.

Concept Tested & Keywords

Concept Tested: Principles of urinary drainage and prevention of Catheter-Associated Urinary Tract Infections (CAUTI).
Stem keywords: Urinary bag, Foley's catheter, patient, kept
Lead-in keywords: needs to be kept

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E6 Nursing Fundamentals Potter Perry 12e Part 5 p. 254-255

E6 Nursing Fundamentals Potter Perry 12e Part 6 p. 13-15

E6 Nursing Fundamentals Taylor p. 604-606

Practise the full RUHS, Jaipur, PB B.Sc Nursing Entrance-2024

Attempt every question from this paper in a timed mock, then review the full solution for each one.