| Primary Name |
Platelet Aggregation |
| Synonym |
Platelet aggregometry |
| Synonym |
Platelet lumiaggregometry |
| Contraction |
PLT AGG |
| UAB Procedure Number |
2500370 |
| CPT Code |
85576 |
| Specimen |
Collect three (3) blue-stopper tubes (3.2% sodium citrate), filled to specified volume. Do not underfill or overfill. Test must performed on freshly collected whole blood. Call lab prior to collecting specimen at 205-934-8650
|
| Specimen Management |
Do not centrifuge. Maintain tubes at room temperature and deliver to special coagulation laboratory within 1 hour. |
| Specimen Accepted |
Monday-Friday. Contact the special coagulation laboratory at 205-934-8650 before collecting specimen. |
| Test Performed |
Monday-Friday |
| Available Stat? |
Not available nights, weekends, or holidays. |
| Description |
Platelet aggregometry is used to detect congenital or acquired platelet deficiencies such as storage pool disorder, release disorder, von Willebrand disease, or platelet membrane abnormalities. Aggregometry uses the agonists collagen, thrombin, arachidonic acid and ADP. |
| Reference Interval |
A pathologist's interpretation is provided with each platelet aggregation result. |
| Critical Value |
None |
| Therapeutic Range |
None |
| Follow-up Test |
Based on result interpretation. |
| Associated With |
Bleeding disorders |
| Associated With |
Antiplalelet therapy. |
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