Suprapubic catheter: fill first, then find the window

Question 1Why should the bladder be full before a suprapubic catheter?

1. aIt makes no difference
2. bA distended bladder pushes bowel away and gives a broad target
3. cIt reduces the risk of infection
4. dA full bladder is easier to puncture accidentally

Question 2What must you confirm before inserting a suprapubic catheter?

1. aNo bowel between the skin and the bladder, in two planes
2. bUreteric jets
3. cThe bladder volume only
4. dNormal kidneys

Question 3Which patients have a higher risk of bowel in front of the bladder?

1. aChildren only
2. bThose with a full bladder
3. cThose with previous lower abdominal or pelvic surgery
4. dThose with kidney stones

Question 4The bladder is small and bowel lies in front of it. What do you do?

1. aProceed with a longer needle
2. bProceed with a steeper angle
3. cProceed without imaging
4. dDo not proceed: let the bladder fill or involve urology or interventional radiology

Question 5In which plane do you measure depth from skin to bladder?

1. aTransverse through the liver
2. bSagittal, along the planned path
3. cIt does not need measuring
4. dCoronal through the kidney