Haemolysis Screen (Blood)

Testing Laboratory

Counties Manukau | Middlemore Hospital

Department

Haematology, Blood Bank, Chemical Pathology

Delphic Registration Code (Alpha Code)

AAAA

Test Code (Numeric Code)

0000

Laboratory Handling

Sample Stability

FBC and reticulocytes - FBC analysis should occur within 6 hours of collection but may be processed up to 24 hours post collection if the sample is refrigerated at 4 degrees C. Haptoglobins may be processed up to 7 days if the sample is refrigerated at 2 to 8 degrees C.

Synonyms

Haemolytic screen

Turnaround Time

1 hour

Available 24 hours

Specimen Type

  • Plasma
  • Serum
  • Whole Blood

Specimen Requirements

Tube/Container Type:

Preferred
  • Please refer to Additional Information below
  • Cross Match (Pink Cap)
  • EDTA (Lavender Cap)
  • Lithium Heparin PST- Gel (Light Green Cap)

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • EDTA (Microtainer)
  • Plain(Microtainer)
  • Please refer to Additional Information below

Additional Specimen Information

1 x 3 mL EDTA tube (lavender top), 1 x 6 mL EDTA tube (pink top) and 1 x 4 mL Heparin tube (green top).

Microcollect - 2 full EDTA microtainers and 1 plain

Last updated: 13/05/2026