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Test Code VNASP Verify Now Aspirin

Important Note

Please call the Hematology Lab between the hours of 7:00 am -3:30 pm to schedule Verify Now Aspirin testing.

Collection instructions and draw tubes will be sent to PSC.

Platelet count(PLT) should be ordered and drawn at the same time.

Specimens must be received in the laboratory by 3:30 pm.

Collection Container

 3.2% Sodium citrate 2ml Grenier Bio-one blue top tubes

Specimen Required

2-3.2% Sodium citrate 2ml Grenier Bio-one blue top tubes

1 EDTA lavender tube

Specimen Volume

4 ml citrated whole blood

Minimum Specimen Volume

1-3.2% Sodium citrate 2ml Grenier Bio-one blue top tube.(no repeat available)

1 EDTA lavender tube

Transport Temperature

Room temperature

NOTE; Tubes cannot be sent through the pneumatic tubes.

Specimen Stability

4 hours

Reasons for Rejection

Incorrect draw tube, QNS, clotted, refrigerated, sent through pneumatic tube, greater than 4 hours when received in laboratory.

Methodology

Platelet induced aggregation-turbidimetric based optical detection

Turnaround Time

1 hour

CPT Code

85576