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Laboratory Test Reference Guide

Laboratory Information

Test Name



Nucleophosmin (NPM1)

Specimen Collection

Pre Testing Requirements

Paired BM and PB samples should ideally be sent for MRD purposes.

Specimen Collection and Transport Protocols

Samples must be received by referral laboratory within 24hrs of collection therefore sample must arrive at Waikato Hospital Laboratory asap after collection for dispatch.

Samples that are to be tested at Lab Plus (NPM1 MRD Type A) must be received at Waikato Hospital Laboratory by 11AM Thursdays. DO NOT SEND ON FRIDAYS

Samples that are to be tested at Peter MacCallum Cancer Centre (NPM1 MRD non-type A) are to be received no later than WEDNESDAY AM .

For those samples to be tested at Peter MacCallum Cancer Centre, the Haematology laboratory MUST be contacted prior to collection as international couriers and flights will need to be organised for delivery. For this reason, samples to go overseas should be collected at the start of the week and should never be collected on a Friday.

Please contact the Haematology laboratory on  HaematologyLaboratory@waikatodhb.health.nz with all relevant information.

Adult Specimen

4ml Peripheral blood (EDTA) and 1-2ml Bone marrow aspirate (EDTA)

Test Information



Test Availability

For optimal results, specimen should arrive at LabPlus within 24 hours of collection, therefore it must arrive at Health Waikato Laboratory asap after collection and by 11AM Thursdays. DO NOT SEND ON FRIDAYS

Referred Out

NPM1 MRD Type A sent to Lab Plus Auckland (onsent to Grafton Clinical Genomics GCG) 

NPM1 MRD non-A type onsent to Peter MacCullum Cancer Centre, Melbourne

Referred Test