Selenium

Pathology category

Biochemistry - referred tests

Code

SE

Referral code

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Test information

For investigation of possible selenium deficiency in patients on long term artificial nutrition. Annual checks of selenium status in patients on long term artificial nutrition are adequate unless monitoring a deficiency. Acute phase reactant and concomitant measurement of CRP may be useful in some circumstances as an aid to interpretation of low selenium concentration.

Guidelines

Pre-analytical

Reference range

<18 mths 0.4-0.7umol/L; 18mth-4y 0.6-1.1 umol/L; 5-16 0.7-1.5 umol/L; Adult 0.9-1.7 umol/L

Tube type

Tube type info

Trace elements (blue top)

Special requirements

Plasma

Minimum volume

100uL

Assay frequency

TAT Inpatient (urgent)

TAT Inpatient

2 weeks

TAT GP/Outpatient

2 weeks

Referral lab

Regional Toxicology Laboratory, City Hospital