24 hour urine collection

When is this performed?

• This is required when diseases such as primary hyperparathyroidism, phaeochromocytoma and carcinoid and Cushing`s syndrome

What does the test involve?

• Collecting the correct container (i.e. with the correct additive for the test being performed) and instructions
• Read the instruction carefully and follow them, even if they differ from the guidance below
• Decide which morning you will begin your collection
• Empty your bladder that morning into the toilet and note the time. This is the “start time”
• Your collection starts from now
• Every drop of urine for the next 24hrs should be collected in a dry bowl or jug and poured into the container using a funnel
• Exactly 24 hours after the start time, empty your bladder, collect this urine and place in the container
• Your 24hr collection is complete
• Make sure you have labelled and correctly completed the details required on the container

Are there any side-effects?

• Usually none

How long does the test take and is admission to hospital required?
 

• 24hrs and does not usually require admission
   

What should you tell your doctor? Precisely what medication you are taking, prescribed and over the counter.