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Specimen Container |
Guthrie cards
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Specimen Requirement |
5 well collected blood spots.
Heel pricked blood collected on Whatman 903 Filter paper.
Ideally samples should be collected between 24 and 72 hours after birth. |
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Specimen Storage/Transport |
Send blood cards in envelope to Lab. Attention: NENS Laboratory Guthrie Cards for testing.
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Orderable as Urgent? | No | ||
Turn Around Time |
2 - 3 working days
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Testing Laboratory Location | KKH | ||
Laboratory | NENS Lab | ||
Contact Number | 6394 5049 | ||
Day and Time Performed |
Mon – Fri: 0900 hrs– 1800 hrs
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Orderable on CPOE? | No | ||
Downtime Form | |||
Additional Information |
Cards must be dried for at least 3-4 hrs on a drying rack before sending to Lab.
Reference ranges are developed on newborns up to 7 days of age. To request more Guthrie cards from the NENS lab if necessary.
Newborn IEM Screen + Galactosaemia and Cystic Fibrosis BC6456A BC6470 BC6471 |
Last Updated - 27 Jun 2025
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