Intrinsic Pathway Coagulation Factor Profile (Esoterix)

CPT: 85240; 85250; 85270; 85280
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Test Includes

Factor VIII activity; factor IX activity; factor XI activity; factor XII activity


Expected Turnaround Time

3 - 7 days


Related Documents


Specimen Requirements


Specimen

Plasma, frozen


Volume

Two tubes of 1 mL each


Minimum Volume

1.5 mL


Container

Blue-top (sodium citrate) tube


Collection

Plasma must be separated from cells within 45 minutes of venipuncture. Send plasma in a plastic transport tube. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.


Storage Instructions

Freeze


Test Details


Methodology

Clot


LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
500705 Intrinsic Pathway Coag Factor 500666 Factor VIII Activity % 3209-4
500705 Intrinsic Pathway Coag Factor 500672 Factor IX Activity % 3187-2
500705 Intrinsic Pathway Coag Factor 500674 Factor XI Activity % 3226-8
500705 Intrinsic Pathway Coag Factor 500367 Factor XII Activity % 3232-6

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