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Chloride - urine test
定义
The urine chloride test measures the amount of chloride in the urine.
Alternative Names
Urinary chloride
How the Test is Performed
After you provide a urine sample, it is tested in the lab. If needed, the health care provider may ask you to
How to Prepare for the Test
Your provider will ask you to temporarily stop taking any medicines that may affect the test result. Tell your provider about all the medicines you take, including:
- 乙酰唑胺
- Corticosteroids
- Nonsteroidal anti-inflammatory drugs (NSAIDs)
- Water pills (diuretic medicines)
DO NOT stop taking any medicine before talking to your provider.
How the Test will Feel
The test involves only normal urination. There is no discomfort.
Why the Test is Performed
Your provider may order this test if you have signs of a condition that affects body fluids or acid-base balance.
正常的结果
The normal range is 110 to 250 mEq per day in a 24-hour collection. This range depends on the amount of salt and fluid you take in.
The examples above are common measurements for results of these tests. Normal value ranges may vary slightly among different laboratories. Some labs use different measurements or test different samples. Talk to your provider about the meaning of your specific test result.
What Abnormal Results Mean
A higher than normal urine chloride level may be due to:
- Low function of the
肾上腺 - Inflammation of the kidney that results in salt loss (salt-losing nephropathy)
- Potassium depletion (from the blood or body)
- Production of an unusually large amount of urine (polyuria)
- Too much salt in the diet
Decreased urine chloride level may be due to:
- Body holding in too much salt (sodium retention)
- Cushing syndrome
- Decreased salt intake
- Fluid loss that occurs with diarrhea, vomiting, sweating, and
gastric suction - Syndrome of inappropriate ADH secretion (SIADH)
风险
There are no risks with this test.
参考文献
Segal A, Gennari FJ. Metabolic alkalosis. In: Ronco C, Bellomo R, Kellum JA, Ricci Z, eds. Critical Care Nephrology. 3日艾德. Philadelphia, PA: Elsevier; 2019:chap 13.
Tolwani AJ, Saha MK, Wille KM. Metabolic acidosis and alkalosis. In: Vincent J-L, Abraham E, Moore FA, Kochanek PM, Fink MP, eds. Textbook of Critical Care. 7日艾德. Philadelphia, PA: Elsevier Saunders; 2017:chap 104.
审核日期: 07/23/2021
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