Way to obtain sterile urine specimen from an indwelling urinary catheter is mcq given below:
Q. Way to obtain sterile urine specimen from an indwelling urinary catheter is(a) Clamp the catheter above the bifurcation and aspirate / |
| Do you Agree with Answer comment below |
🧪 Collecting a Sterile Urine Specimen from an Indwelling Catheter
✅ Answer: (a) Clamp the catheter above the bifurcation and aspirate
📖 What is an Indwelling Urinary Catheter?
Indwelling = Left inside the body.
Urinary Catheter = A flexible tube inserted into the bladder to continuously drain urine.
👉 The most common indwelling catheter is the Foley catheter.
🧪 Why Clamp the Catheter?
Before collecting the sample, the catheter is temporarily clamped above the sampling port (or bifurcation).
This allows fresh urine to collect in the tubing.
The sample is then withdrawn using a sterile syringe from the sampling port after disinfecting it.
👉 This provides a fresh, sterile urine specimen.
❌ Why Other Options Are Wrong?
(b) Disconnect the tubing and collect urine
❌ Increases the risk of contamination and catheter-associated urinary tract infection (CAUTI).
(c) Collect urine from the urinary bag
❌ Urine in the collection bag is not sterile and should never be used for culture.
(d) All of the above
❌ Incorrect because only option (a) is the recommended sterile technique.
Need a Sterile Urine Sample?
👉 Clamp → Clean Port → Aspirate
❌ Never collect from the urine bag.
📌 Disclaimer: For nursing exam preparation only. Current clinical guidelines recommend collecting urine from the catheter’s sterile sampling port using aseptic technique—not from the drainage bag or by disconnecting the system.
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