Protein S – Free (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

Phlebotomy

Tube must be filled up to the "Fill Line."

Sample Stability

Within 4 hours at room temperature. If there is to be a delay in testing, samples must be frozen within 4 hours of collection.

Associated Tests

Synonyms

Prot S, PS

Turnaround Time

2 weeks

Assay performed every 2 weeks

Specimen Type

  • Plasma

Specimen Requirements

Tube/Container Type:

Preferred
  • Please refer to Additional Information below
  • Citrate (Light Blue Cap)

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • Please refer to Additional Information below
  • Citrate (Light Blue Cap)

Additional Specimen Information

2.7 mL Citrate tube (Light blue top). Tube must be filled up to the "Fill Line"

3x 2.7 mL Citrate tubes if part of a Thrombophilia Screen.

Last updated: 14/11/2025