Item Value
Test name Ristocetin Aggregation
Available Stat? No
Turn around times 1-3 days
In House Availability Run as needed Monday - Friday, day shift only.
Performed by Parnassus Hematology
Patient Preparation Patient should be rested, fasting since midnight, and no smoking before blood collection. No caffeine and no alcohol for 48 hours prior to testing. Take only medication as directed by physician before testing.
Normal range
Container type Blue top tube (x6)
Amount to Collect 20 mL blood
Collection Instructions By appointment only, contact Hematology at x3-1747

Samples are only collected by Hematology techs.
Sample type Citrated whole blood

If you have additional questions regarding this test, please call: 415-353-1667