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Low dose ristocetin platelet agg
Lab code: PLTAR
Test Synonyms:
Platelet aggregation (low dose ristocetin)
Inpatient Req:
Coagulation (#70130)  
Outpatient Req:
Coagulation (#70130)  
Eight Blue 3 ml
BEFORE drawing the patient please call the Special Clotting Laboratory, 4-2969, to schedule an appointment. Only performed on Mon, Wed, and Fri.
Result Time:
Same day   Cost: $$$
Reference Interval:
Important Information:
Appointment must be scheduled with the Special Clotting Laboratory, 4-2969. A low dose ristocetin aggregation is required for the diagnosis of Type 2B von Willebrand Disease.