Blood test for kidney function
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Kidney function test normal range
Renal function test list!
What is a kidney function test?
Kidney function tests are one of the most commonly-performed blood tests.
When doctors talk about a blood test for the kidneys, they usually mean a single blood test that measures the following four things:
Urea.
Creatinine.
Sodium.
Potassium.
Some laboratories also measure chloride and bicarbonate routinely, whereas in other labs these are only done if the clinician specifically asks for them.
These blood tests are called a 'renal profile', 'renal function test', or 'urea and electrolytes' ('U&E' for short).
In the US, it's part of a 'basic metabolic panel'.
Who has a blood test for kidney function?
Kidney function is measured in lots of situations. For example, it can be used:
As part of a general health assessment.
If you have suspected low body water content (dehydration), when the urea level increases.
If you have suspected kidney failure.
The higher the blood levels of urea and creatinine, the less well the kidneys are working. The level of creatinine is us
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