Laboratory: Hematology
Test Name:
CLOSURE TIMES - HSC - (B)
Test Code: PFA
Clinical Information:
Clinical Hematologist Consult required prior to collection.
Test performed at:   HSC Haemostasis Laboratory (Hematopathology).
Test performed as part of Bleeding Profile with Platelet Studies; Platelet Function Profile.  Refer to HSC Haemostasis Requisition.
 
Collection Devices:
Preferred Device:
4 - Na Citrate 1.8mL Tube(s) - Full Tube Collection  - and EDTA tube (minimum 2mL)
Alternate Device:
2 - Na Citrate 1.8mL Tube(s) - Full Tube Collection
Specimen Required:
Whole Blood: 6.0 mL
Pediatric Whole Blood: 4.0 mL

Do not spin sample
Referral:
Requisition:
Reference Values:
See Report.
Availability:
By Prior Arrangement Only
See Also:
More Information:
Important Note: Closure times only stable for 4 hours at room temperatures.  Recommend sample collection at HSC.