HomeLab TestUrinary Urea
Overview
Urinary Urea Test measures the amount of urea in the urine. Urea is a waste product formed in the liver from the breakdown of proteins. The kidneys filter urea from the blood into the urine, making this test useful for assessing kidney function, p...
Risk Assessment
Low-Risk Procedure: The urinary urea test is non-invasive and poses no significant risks to the patient. The only potential inconvenience may be the 24-hour urine collection, which requires careful adherence to instructions for accurate results.
Normal Range
The normal range for urinary urea can vary slightly depending on the laboratory, but generally, it is:
24-hour Urine Collection:
Men:12 - 20 grams per 24 hours
Women: 9 - 12 grams per 24 hours
Random Urine Sample: 12-20 g/day (or 2...
Interpretation
High Urea Levels:
- High protein intake
- Increased protein catabolism (e.g., fever, burns, severe infection)
- Dehydration
- Hyperthyroidism
- Certain kidney conditions (e.g., reduced kidney ...
Sample Type
Type:Urine sample
Collection: A 24-hour urine collection is typically required to measure the total amount of urea excreted over a day. In some cases, a random urine sample might be used.
Frequently Asked Questions
Are there any risks associated with the test?
What is a Urinary Urea Test?
Why is the Urinary Urea Test performed?
How do I prepare for the test?
How is the test conducted?
What do the results mean?
Can the results be affected by other factors?
How soon will I get the results?
What should I do if my results are abnormal?
Is the Urinary Urea Test the same as a blood urea nitrogen (BUN) test?
How are abnormal urinary urea levels managed?
Why is urinary urea important?
What do abnormal urinary urea levels indicate?
How is urinary urea measured?
Urinary Urea
A Metabolic Window into Renal Function and Nitrogen Balance
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Sample Type:
urine
Fasting Required:
No
Description
This test is mainly used to check a person's protein balance and the amount of food protein needed by severely ill people. It is also used to determine how much protein a person takes in. Urea is excreted by the kidneys. The test measures the amount of urea the kidneys excrete. The result can show how well the kidneys are working.