Test Code PLTR PLATELET AGGREGATION WITH RISTOCETIN

Important Note

This collection is done at Maine Medical Center - Portland only and must be scheduled.

Please refer to specimen handling below.

Additional Codes

Software	Test Code
Label Text	PLTR
EPIC	LAB10304

Performing Laboratory

NorDx Laboratories

Useful For

Aiding in the diagnosis of von Willebrand disease, and/or a qualitative platelet abnormality

Method Name

Platelet Rich Plasma (PRP) Optical Density

Reference Values

An interpretive report will be issued

Days and Times Test Performed

Tuesday through Thursday, 9:00 am-10:00 am

(by appointment only)

Report Available

Up to 1 week

Specimen Type

Whole Blood – Minimum of 4 blue top tubes and 1 lavender is required. All tubes must be full upon collection.

Preferred Container

Lavender Top Tube (EDTA)

Light Blue Top Tube (Sodium Citrate)

Minimum Volume

Whole Blood: 1 mL (Lavender Top Tube (EDTA))

Specimen Collection and Handling

Please call NorDx Customer Solutions at 800-396-5814 or 207-396-7830 to schedule testing.

PATIENT MUST PRESENT TO MAINE MEDICAL CENTER - PORTLAND CAMPUS FOR TESTING.

Click here to view the Instructions for Scheduling an Appointment for Special Coagulation Testing

Testing cannot be performed on the following:

1. Patients on heparin therapy, or antiplatelet drugs.

2. Patients with thrombocytopenia (< 100,000).

Add On Capable

Not Permitted

Advance Beneficiary Notice Requirements

No ABN Required

CPT Code Information

CPT Code	CPT Description	CPT Disclaimer
85576 x5	Platelet Aggregation (in vitro),Each Agent

Keywords

PLATELET FUNCTION STUDIES

Performing Laboratory Location