Test Code AT3 Anti-Thrombin III Activity

Important Note

For outpatients, this test must be collected at the Valley Health System- Ridgewood Campus Outpatient Laboratory only

Container/Tube: Three (3) Light blue-top (3.2% sodium citrate) tube

Specimen Volume: Full 4.5-mL tube of whole blood

Collection Instructions: Immediately invert tube and mix gently 8 times. Clotted blood is not acceptable. Avoid hemolysis.

Note: 1. Patient should not be receiving Coumadin® for at least 14 days and heparin for at least 48 hours prior to draw.

2. Label specimen appropriately.

Ambient

The Valley Hospital

85300