Coagulation Factor Assays (Blood)

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

Factor assays should be performed within 4 hours of collection at room temperature or may be frozen if testing is delayed.

Synonyms

Coagulation Factors, Factor 10, Factor 11, Factor 12, Factor 13, Factor 7, Factor II, Factor VII, Factor X, Factor XI, Factor XII

Turnaround Time

1 day

Factors VIII, IX, XI, XII performed at MMH, available 24 hours. Factors II, V, VII, X, XIII are send-away tests to Auckland Te Toka Tumai | Auckland Hospital

Specimen Type

  • Plasma

Specimen Requirements

Tube/Container Type:

Preferred
  • Citrate (Light Blue Cap)
Preferred Sample Volume (ml)

2.7

Paediatric Specimen Requirements

Tube/Container Type:

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

1

Pre-testing Requirements

Assays are available for most of the coagulation factors.
Please discuss with Scientist in Charge of the Haemostasis Laboratory, Haematology Registrar or Haematologist.

Additional Specimen Information

Tube must be filled up to the "Fill Line"

1 mL paediatric tubes are available from Coagulation Laboratory and must be filled up to the "Fill Line"

Last updated: 14/11/2025