Diagnostic Test Directory

Coagulation Laboratory

Factor XII Assay

  • LIS Mnemonic: F12

    Collect

    Blue (Sodium citrate)

    Volume Required

    Completely filled.

    Minimum Required

    N/A

    Transport

    Room temperature

    Stability

    Specimen must be received within 4 hours of collection.

    Unacceptable conditions

    Specimens that are inadequately filled; hemolyzed/clotted specimens.

Days Performed

Monday - Friday

Reported

1-3 days

Reflex Testing

N/A

CPT

85280

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