Platelet Aggregation - Limited
Label Mnemonic: PLTAGGL
Epic Lab Code: LAB8231
Downtime Form: A-1a Miscellaneous Request
Hemostasis/Thrombosis
6240 RCP
356-3573
Specimen(s):
Platelets
Minimum:
15 mL blood with platelet count >100,000/mm3 in order to recover a platelet rich plasma with a platelet count 225,000.
Testing Schedule:
To be scheduled and drawn by the Hemostasis/Thrombosis technologist only. Please call 356-3573 to schedule. Scheduled: 8 AM - Noon.
Turn Around Time:
8 hours (upon receipt in laboratory)
Reference Range:
Collagen Aggregation 75-93% Epinephrine Aggregation 67-88% ADP Aggregation 67-97% Arachidonate Aggregation 72-94%
Comments:
This is a modified platelet aggregation performed for Left Ventricular Assist Device (LVAD) and Berlin assist device patients.

Aspirin, NSAIDS, antihistamines, and aspirin-like drugs taken within the last seven days may invalidate results.
Methodology:
Optical density changes in platelet aggregation
CPT Code:
Epinephrine CPT Code: 85576 ADP CPT Code: 85576 Collagen CPT Code: 85576 Arachidonate CPT Code: 85576