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Test ID FFX3F Factor XIII, Functional

Specimen Required

Collection Container/Tube: Light-blue top (3.2% sodium citrate)

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL platelet-poor plasma, in plastic vial

Collection Instructions: Draw blood into a 3.2% sodium citrate (light blue-top) tube. Centrifuge light blue-top tube 15 minutes at approx. 1500 g within 60 minutes of collection. Using a plastic pipette, remove plasma, taking care to avoid the WBC/platelet buffy layer and place into a plastic vial. Centrifuge a second time and transfer platelet-poor plasma into a new plastic vial. Plasma must be free of platelets (<10,000/mcl). Freeze immediately, ship frozen.


Note: Note oral anticoagulant therapy

Method Name


Reporting Name

Factor XIII, Functional

Specimen Type

Plasma Na Cit

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Plasma Na Cit Frozen 14 days

Reference Values

57 - 192 % activity

Performing Laboratory

Quest Diagnostics Nichols Institute

Test Classification

This test was performed using a kit that has not been cleared or approved by the FDA. The analytical performance characteristics of this test have been determined by Quest Diagnostics Nichols Institute, San Juan Capistrano. This test should not be used for diagnosis without confirmation by other medically established means.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
FFX3F Factor XIII, Functional 27815-0


Result ID Test Result Name Result LOINC Value
FFX3F Factor XIII, Functional 27815-0