Tests:Neonatal Screen, Blood: Difference between revisions

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Tests:Neonatal Screen, Blood
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Platelets  
Platelets  
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|Availability
|Base Lab Availability
|Monday - Sunday, testing routinely available out of hours  
|Monday - Sunday, testing routinely available out of hours  
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|Hawera Lab Availability
|Monday - Friday 8 am - 5pm
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|Turnaround Time  
|Turnaround Time  
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I/T ratio is calculated as immature neutrophils/total neutrophil count.  
I/T ratio is calculated as immature neutrophils/total neutrophil count.  
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Latest revision as of 12:13, 12 September 2025

Overview

Department Haematology  
Test Code NNS
Constituent Tests Complete Blood Count, Differential and Film

Reticulocytes

Synonyms CBC  

Differential  

Film comment  

Full Blood Count  

Blood Count  

FBC  

Hb  

Haemoglobin  

WBC  

Platelets

Base Lab Availability Monday - Sunday, testing routinely available out of hours
Hawera Lab Availability Monday - Friday 8 am - 5pm
Turnaround Time 15 min - 5 hrs  
Stability – Add test 24 hours

Specimen Requirements

Specimen Whole Blood
Preferred
Acceptable
Unacceptable Clotted samples

Samples older than 6 hours

Specimen Transportation
Paediatric Requirements   250 µL EDTA Microtainer  

Aliquot Requirements

Sample
Preferred Volume
Minimum Volume
Aliquot Transportation

Clinical Information

Reference Intervals Paediatric ranges available from laboratory.  
Test Method Sysmex N2000  
Advanced Notice Not required  
Patient Preparation Not required  

Comments

Includes CBC, manual white cell differential, and I/T ratio.

Band Neutrophil count included in differential.

The Report will indicate the absence or presence of Toxic granulation, Toxic vacuolation, and Dolhe bodies.

I/T ratio is calculated as immature neutrophils/total neutrophil count.

Owner Craig Mabbett (Mabbett1)
Last reviewed 12.09.2025
Next review 12.09.2026 (Overdue)