Urine Urea test at Sanovra Lab

Urea - 24-Hour Urine – BC190

🌊 Kidney Function Test

₹149 MRP ₹200

🛒 Add to Cart 📲 Book on WhatsApp

Sample Time: 5:30 PM
Report: Same Day
Sample Type: 24-Hour Urine Collection
Test Code: BC190

About this Test:
The Urea - 24-Hour Urine test measures the total amount of urea excreted in the urine over a full 24-hour period. Urea is a waste product formed in the liver from the breakdown of protein. It is then filtered from the blood and removed from the body by the kidneys.

✔ Provides a comprehensive assessment of kidney function over a full day.
✔ Helps evaluate a person's protein metabolism and nutritional status.
✔ Used to monitor the progression of certain kidney diseases.
✔ Requires a careful 24-hour urine collection. Instructions must be followed precisely.

Why a 24-Hour Urine Collection for Urea?

While a blood urea test provides a snapshot of urea levels at a single moment, the amount of urea your body produces and excretes can fluctuate throughout the day based on your diet and hydration. A 24-hour urine collection smooths out these daily variations. By measuring the total amount of urea cleared by the kidneys over a full day, your doctor gets a more stable and accurate picture of your overall kidney function and protein metabolism. This is particularly useful for assessing your nitrogen balance, which reflects whether your body is building up (anabolism) or breaking down (catabolism) protein.

The 24-Hour Urine Collection Procedure: A Crucial Step

Accurate results depend entirely on the correct collection of the urine sample over a 24-hour period. Please follow these instructions carefully:

1. Start the Clock: Choose a convenient time to start (e.g., 8:00 AM). At this time, empty your bladder completely into the toilet. Do NOT collect this first sample. Write down this exact start time.
2. Collect All Urine: For the next 24 hours, you must collect every drop of urine in the special container provided by the lab. Keep the container refrigerated or in a cool place during the collection period.
3. The Final Collection: Exactly 24 hours after your start time (e.g., at 8:00 AM the next day), empty your bladder one last time and add this final sample to the container. This is the end of the collection.
4. Submit the Sample: Label the container with your name and the start/end times. Bring the entire 24-hour collection to the lab as soon as possible.

Important: If you accidentally miss any collection or forget to add it to the container, the test will be inaccurate. You must discard the entire collection and start over on another day.

Frequently Asked Questions (FAQ)

Q1: Why do I need to throw away the first urine sample?
The test needs to measure only the urea your kidneys filter *after* the start time. Emptying your bladder at the beginning ensures that the "clock starts" with an empty bladder, so the collection contains exactly 24 hours' worth of urine.

Q2: What happens if I miss a collection during the 24-hour period?
If you miss even one collection, the total volume will be incorrect, leading to an inaccurate test result. You must stop, discard the collected urine, and restart the entire 24-hour collection process the next day.

Q3: How is this test different from a blood urea test?
A blood urea test gives a snapshot of the urea level in your blood at one moment. The 24-hour urine test measures how much urea your kidneys are actually removing from the body over a full day, giving a more dynamic picture of kidney function and protein balance.

Q4: Do I need to change my diet or fluid intake during collection?
You should generally maintain your normal diet and drink your usual amount of fluids unless your doctor has given you specific instructions to do otherwise.

Q5: How should I store the container during collection?
The container should be kept in a cool, dark place, preferably in the refrigerator, to prevent the breakdown of substances in the urine.