Ristocetin induced aggregation is a platelet function test that is used to screen for and sub-type Von Willebrand’s disease. Please contact the laboratory before requesting these tests.
Tube
05 (CP) – Citrate
ID
12678
Availability
Weekdays
Additional information
**SAMPLES MUST NOT BE SENT IN THE AIRTUBE** High and low doses of ristocetin are used to aggregate patients platelets in platelet rich plasma. This uses a platelet aggregation methodology. The variation is used to help diagnose the presence or absence of Von Willebrand’s or to help sub-type an existing diagnosis
Turn around
24 hours
Send to
Specialist Coagulation
Chancellor / Lincoln Wing Link Corridor
Pathology
Block 32
St James University Hospital
Beckett Street
Leeds
LS9 7TF
Contact
Collection Con
**CONTACT LABORATORY PRIOR TO REQUESTING THIS TEST **
2 x citrate samples (all citrate tubes must be filled to the line).
**SAMPLES MUST NOT BE SENT IN THE AIRTUBE**
Samples must be processed within 6 hours of being taken.
Sample REQ
Blood
Units
Descriptive Report