Heparin Induced Thrombocytopenia Screen (Blood)

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Testing Laboratory

Counties Manukau | Middlemore Hospital

Department

Haematology

Delphic Registration Code (Alpha Code)

AAAA

Test Code (Numeric Code)

0000

Laboratory Handling

Laboratory

A fresh sample must be used as frozen samples may lose activity.

Sample Stability

4 hours at room temperature.

Synonyms

Heparin-dependent platelet Ab, HITS, HITTS, Anti-PF4 Antibody, HIT Screen

Turnaround Time

1 hour

Request must be approved by the Haematology Registrar or Haematology Consultant.

Specimen Type

  • Serum

Specimen Requirements

Tube/Container Type:

Preferred
  • Please refer to Additional Information below
  • Plain (Red Top)
Preferred Sample Volume (ml)

6

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • Please refer to Additional Information below
  • Plain (Red Top)

Additional Specimen Information

6 mL plain tube (red top).
A fresh sample must be used as frozen samples may lose activity.

Last updated: 14/11/2025