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General
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Clinical Use:
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Calculated as the difference between the sum of the urine sodium (Na) plus potassium (K) concentrations and the urine chloride (Cl) concentration.
Clinically used to differentiate gastrointestinal and renal causes of normal anion-gap metabolic acidosis. |
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Availability:
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Samples are tested routinely during the testing laboratory's hours of operation. |
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Code:
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UAG |
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Handling Instructions (to laboratory):
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Send sample chilled. |
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Hyperlink:
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Reference Interval:
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Refer to report or laboratory.
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Collection Requirements
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Container:
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Urine Container (URINE), |
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Sample Type:
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See container |
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Minimum Collection Volume:
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150uL |
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Collection Instructions:
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Processing Requirements
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Alternate Containers:
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Processing Instructions:
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Aliquot sample into urine tube. |
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Minimum Assay Volume:
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Stability:
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4 days chilled |
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Transport Instructions (to testing laboratory):
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Send sample chilled. |
Testing Locations
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Performed at:
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Section
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Department
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Site
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Contact Phone
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| Core |
Biochemistry |
Fiona Stanley Hospital |
6152 8140 |
| Core |
Biochemistry |
QEII Medical Centre |
6383 4093 |
| Core |
Biochemistry |
Royal Perth Hospital |
9224 1176 |
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Last Updated : 09-05-2025 14:07 |