A
5200 Harry Hines Blvd.
,
Dallas
,
TX
75235
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General Information
Alias: Platelet Aggregation Blood
Performed: Mon-Fri, 7am-3:30pm
Turn Around Time: Same Day
CPT Codes: 85576. Additional charges of 85576 as testing indicates.
Performed By: Hematology
Notes: TEST MUST BE SCHEDULED BEFORE DRAW. Call Special Coagulation Laboratory at 469-419-4040 between 7:00 am and 3:30 pm, M-F for scheduling. Specimen CANNOT be sent through tube system; MUST be walked to the Logistics Laboratory, 3rd Floor. Specimen must be collected by nurse unless patient is drawn in outpatient lab.
Clinical Utility: Many drugs inhibit platelet function. Unless the aim is to demonstrate drug-induced inhibition, patients should be free of drugs known to affect platelets for two weeks prior to testing.
Unacceptable Conditions: Clotted specimens. Unable to complete platelet aggregation within 3 hours from collection. Platelet Count < 125,000.
Components
Name |
Method |
Sex |
Age Range |
Ref. Range Low |
Ref. Range High |
Units |
10uM ADP Aggr |
Whole Blood Impedance Aggregation |
|
|
11 |
24 |
ohms |
20uM ADP Aggr |
Whole Blood Impedance Aggregation |
|
|
10 |
23 |
ohms |
Thrombin Secr, BLD |
Whole Blood Impedance Aggregation |
|
|
>=0.98 |
|
nmoles |
5mcg/mL Collagen Aggr |
Whole Blood Impedance Aggregation |
|
|
16 |
30 |
ohms |
5mcg/ml Collagen Secr |
Whole Blood Impedance Aggregation |
|
|
|
>=0.95 |
nmoles |
1mcg/mL Collagen Aggr |
Whole Blood Impedance Aggregation |
|
|
11 |
24 |
ohms |
1mcg/mL Collagen Secr |
Whole Blood Impedance Aggregation |
|
|
|
>=0.70 |
nmoles |
0.5mM Arachid Aggr |
Whole Blood Impedance Aggregation |
|
|
11 |
23 |
ohms |
0.5mM Arachid Secr |
Whole Blood Impedance Aggregation |
|
|
|
>=0.95 |
nmoles |
0.25mM Arachid Aggr |
Whole Blood Impedance Aggregation |
|
|
12 |
23 |
ohms |
0.25mM Arachid Secr |
Whole Blood Impedance Aggregation |
|
|
|
>=0.83 |
nmoles |
1.0mg/mL Risto Aggr |
Whole Blood Impedance Aggregation |
|
|
|
>5 |
ohms |
0.25mg/mL Risto Aggr |
Whole Blood Impedance Aggregation |
|
|
|
>/=5 |
ohms |
Specimen Requirements
Type |
Container |
Volume |
Units |
Collection / Delivery |
Storage / Transport |
Off Campus |
Blood |
Blue 3.2% Na Citrate, 3mL |
Draw to fill line |
|
Specimen must be immediately walked to the Logistics Laboratory, 3rd Floor, after draw. |
Room Temperature |
Deliver to Logistics Hematology Lab via STAT courier. |