Platelet Aggregation Studies
| Label Mnemonic: | PLTAGG |
| Epic code: | LAB1124 |
| Downtime form: | Doctor/Provider Orders - Pathology Core and Specialty Care Nursery |
Hemostasis/Thrombosis
6240 RCP
356-3573
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 76-91% Collagen ATP Release 0.42-2.63 nm Epinephrine Aggregation 45-91% Epinephrine ATP Release 0.25-2.22 nm ADP Aggregation 68-95% ADP ATP Release 0.14-2.13 nm Arachidonate Aggregation 74-94% Arachidonate ATP Release 0.16-1.35 nm Ristocetin Aggregation 71-100%
Comments:
Must have Hematology Consult approval from pager 4326.
A modified platelet aggregation can be performed for Left Ventricular Assist Device (LVAD) patients.
Aspirin, NSAIDS, antihistamines, and aspirin-like drugs taken within the last seven days may invalidate results.
A modified platelet aggregation can be performed for Left Ventricular Assist Device (LVAD) patients.
Aspirin, NSAIDS, antihistamines, and aspirin-like drugs taken within the last seven days may invalidate results.
Methodology:
Optical density changes and chemiluminescence.
CPT Code:
Epinephrine CPT Code: 85576 ADP CPT Code: 85576 Collagen CPT Code: 85576 Arachidonate CPT Code: 85576 Ristocetin CPT Code: 85576 Pathologist interpretation: CPT Code: 85576 -26