Tests:Ammonia, Blood: Difference between revisions
Tests:Ammonia, Blood
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|Sample Type | |Sample Type | ||
|Plasma | |Plasma | ||
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|Preferred Volume | |||
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|Minimum Volume | |Minimum Volume | ||
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No fist clenching. | No fist clenching. | ||
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! colspan="2" | | ! colspan="2" | | ||
==Comments== | ==Comments== | ||
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Revision as of 16:48, 11 March 2025
Overview | |
|---|---|
| Department | Biochemistry |
| Test Code | WAMM |
| Synonyms | NH3 |
| Test Availability | Monday - Sunday, testing routinely available out of hours |
| Turnaround Time | 3 hours |
| Stability – Add test | Cannot be added on |
Specimen Requirements | |
| Specimen Type | Plasma |
| Specimen Transportation | On ice, sample must be received at lab within 15 minutes of collection. |
| Preferrred | 4 mL EDTA (K2E) Purple-Top |
| Acceptable | |
| Unacceptable | Sample not received on ice
Capillary blood Highly icteric samples Moderate haemolysis |
| Paediatric Requirements | 600uL EDTA Microtainer |
Aliquot Requirements | |
| Sample Type | Plasma |
| Preferred Volume | |
| Minimum Volume | 200 uL |
| Aliquot Transportation | Frozen |
Clinical Information | |
| Reference Intervals | Female: 11-51 umol/L
Male: 16-60 umol/L |
| Test Method | Abbott Alinity C. Enzymatic method. |
| Advanced Notice | Please notify Biochemistry extension 7881 |
| Patient Preparation | Ideally patient fasted >6 hours.
No fist clenching. |
Comments | |
| Specimen must be centrifuged at 4°C IMMEDIATELY after receipt.
False high values are obtained after muscular exercise. Please notify the laboratory if patient is on Sulfasalazine/Sulfapyridine medications as these may interfere with this method | |