Platelet aggregation with Ristocetin (DISCONTINUED) | KK Women's and Children's Hospital

Specimen Container	Sodium Citrate Tube
Specimen Requirement	Citrated Whole Blood 5 mL of blood. Fill blood up to the marking on tube and mix well.mL of blood. Fill blood up to the marking on tube and mix well. Patient need to fast overnight prior to test and should not be on aspirin for at least 2 weeks for investigation of bleeding disorder.
Specimen Storage/Transport	Send immediately at room temperature. DO NOT send with ice pack.
Orderable as Urgent?	No
Turn Around Time	1 day
Reference Value(s)	-
Testing Laboratory Location	SGH
Laboratory	Coagulation
Contact Number	6326 6022
Day and Time Performed	By appointment only
Orderable on CPOE?	Yes
Downtime Form	63170-Form-1080 Haematology Laboratory Downtime Form
Additional Information	Appointment required. Call 6326 6022 for appointment. CG0105

Change History Notes

Last Updated - 27 Jun 2025