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Test Code: Zn Preferred Name Zinc - Serum

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Weekly
1 week
Medicare Item
N/A

Test Tubes

ImageSpecimen TypeSpecimen VolumeTube Type
Blood (adult)5 mLTrace Element Serum 6.0mL (Dark Blue Top and RED label highlight)
Blood (paediatric)2 mLTrace Element Serum 6.0mL (Dark Blue Top and RED label highlight)
Blood (neonatal)2 mLTrace Element Serum 6.0mL (Dark Blue Top and RED label highlight)

COLLECTION NOTES

Zinc (Zn) should be collected into a trace elements free tube (no additive i.e. serum). Do NOT collect a Zinc into an EDTA Trace Element Tube.
Avoid haemolysis.

GENERAL NOTES



APPLICATION:  Zinc toxicity.  Deficiency may occur in patients on parenteral nutrition, with burns, vomiting, malabsorption or gastrointestinal fistula losses, and in acrodermatitis enteropathica.

INTERPRETATION:  Acute phase response and hypoalbuminaemia can both lower serum zinc levels.

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