Lt blue Sodium citrate (NaCit) - 2.7mL

If the patient has a hematocrit >55, a specially prepared Lt blue Sodium citrate (NaCit) tube must be used in place of the standard Lt blue Sodium citrate (NaCit) tube.

Hematocrit-Anticoagulant adjustments

• Collect specimen 8 hours post infusion start or adjustment
• Do not over or under fill tube as the ratio of anticoagulant to whole blood is critical

Coag – tube fill guidelines

• Immediatley following collection, mix sample by gentle inversion 3 - 4 times to prevent clotting

• Process Platelet Poor Plasma (P.P.P)

Coag – how to prepare a specimen for special coagulation testing

• Transfer plasma into an aliquot tube using a spot label "NaCit Plasma P.P.P" to label as platelet poor plasma
• Freeze immediately

Microcentrifuge vial/tube in a Snap cap conical vial/tube and cap (Beaker sites)

Coagulation specimen transport vial/tube  (all other sites)

Frozen (strict)

Refrigerated - NO

• Improper label (unlabeled or mislabeled)
• Improper anticoagulant
• Improperly filled tube
• Hemolysis
• Clotted specimen
• Delay in transport
• Improper storage/transport temperature
• Patient on heparin > 1.0 IU/mL

Chromogenic Anti IIa

Therapeutic:  0.40 - 0.60 µg/mL
Prophylactic:  0.20 - 0.30 µg/mL