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Test ID: Zinc (plasma)
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Zinc (plasma)
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Zinc (plasma)
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Useful For
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The investigation of zinc status
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Method name and description
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Inductively coupled plasma mass spectrometry
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Clinical information
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Zinc is an essential element that acts as a cofactor in many enzymes. As a result zinc is required for a broad range of functions, including for growth, immune function and wound healing.
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Specimen type / Specimen volume / Specimen container
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Specimen type: Blood (plasma).
Specimen volume: 1 mL plasma.
Specimen container: royal blue top / Trace Element NH Tubes.
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Relevant clinical information to be provided
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Presenting clinical signs and symptoms
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Storage and transport instructions
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Blood samples can be transported at ambiant temperature as quickly as possible.
Separated plasma samples may be stored frozen at -20°C until processing.
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Specimen Rejection Criteria
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Samples collected in other than trace element NH tubes.
Grossly hemolysed plasma samples.
Insufficient samples.
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Biological reference intervals and clinical decision values
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0 – 10 years: 9.2 – 18.4 µmol/L
> 10 years: 10.1– 16.8 µmol/L
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Factors affecting test performance and result interpretation
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Acute phase reactions can lead to misleading zinc results.
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Turnaround time / Days and times test performed / Specimen retention time
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Turnaround time: 7 working days.
Days and times test performed: Sunday to Thursday.
Specimen retention time: 14 days.
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