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| If Protein C Activity is <70%, Protein C Antigen will be performed at an additional charge (CPT code(s): 85302). If Protein S Activity is <70% for males or <60% for females, Protein S Antigen will be performed at an additional charge (CPT code(s): 83505). |
CPT Code(s):
85303; 85306
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Specimen Container:
3.2% Sodium citrate (light blue-top)
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Preferred Specimen:
2 mL [x2] plasma collected in 3.2% Sodium Citrate (lt. blue-top)
(1 mL [x2] minimum)
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Instructions:
See specimen collection section.
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Transport Temperature:
Frozen
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