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Lab Test Dictionary

Fibrinolysis Comprehensive Panel (90923)


Chromogenic Assay; Clot Dissolution; EIA; HA; LA

Specimen Type


Performing Lab

Quest Diagnostics San Juan Capistrano

Epic ID


Collection Information

Specimen Required

(four-five) 1.8 mL or (three-four) 2.7 mL Blood

Container Type

Light Blue (Sodium Citrate)

Collection Instructions

Morning fasting is required.

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Room Temp: Unacceptable; Refrigerated: Unacceptable; Frozen: 14 Days

Rejection Criteria

Hemolysis; Lipemia; Icterus; Contaminated plasma; Improperly stored or handled specimens; Received room temp; Received refrigerated

Test Volume Required

(four) 1 mL Platelet-Poor Plasma

Minimum Test Volume

(four) 0.8 mL Platelet-Poor Plasma

Processing Instructions

Platelet-poor plasma: 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 and send frozen. Avoid hemolysis and lipemia.

Included Tests

Alpha 2-Antiplasmin, D-Dimer, Quantitative, Euglobulin Clot Lysis Time; Fibrinogen Degradation Products (FDP), Semi Quantitative, Plasminogen Activator Inhibitor-1 (PAl-1); Plasminogen Activity, Tissue Plasminogen Activator (TPA), EIA and Fibrin Monomer.

CPT Codes

85360, 85362 (x2), 85379, 85410, 85415 (x2) 85420