Item Value
Test name Platelet 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 tops (x6) and Lavender top
Amount to Collect 20 mL blood
Collection Instructions By appointment only, contact Hematology at x3-1747

Samples are only collected by Hematology techs.

Note:If aggregation testing using less than the full set of agonists is desired, including limited testing for response to aspirin or ADP-receptor antagonists, see "Additional Information" and note specific requests on requisition.
Sample type Citrated and EDTA anticoagulated whole blood

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