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Mayo Clinic Laboratories

Test Code DICW D.I.C. Workup

Methodology

Profile Information:   
Activated Partial Thromboplastin Time (APTT)Fibrinogen
Complete Blood Count (CBC) With Automated Differential (Outreach Clients Only)Prothrombin Time (PT) with International Normalized Ratio (INR)
D-Dimer (Quantitative)Slide Exam for Presence of Schistocytes

Note:  This test panel is an artificial grouping of tests for ordering purposes. Each test will appear separately on a Meditech report under the hematology and coagulation headings and will not be grouped together as a panel.

Performing Laboratory

Aspen Valley Hospital

Specimen Requirements

Blood and plasma are required for this test.

 

Blood for CBC

Specimen must arrive within ≤24 hours of draw.

 

Container/Tube:  Lavender-top (EDTA) tube(s) - No other anticoagulant is acceptable.

Specimen:  5 mL (minimum volume: 0.5 mL) of EDTA whole blood

Transport temperature:  Ambient

Collection Instructions:  Invert 8 times to mix blood.

 

Plasma for APTT, D-Dimer, Fibrinogen, and PT

Container/Tube:  Light blue-top (sodium citrate) tube(s)
Specimen:  1 mL of sodium citrate plasma

Transport Temperature:  Ambient

Collection Instructions:  If there is a delay in transport of >4 hours, spin down and send 1 mL of platelet-poor plasma frozen in plastic vial.

Reference Values

See individual test listings.

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

85025 - CBC

85379 - D-dimer (quantitative)

85384 - fibrinogen

85610 - PT

85730 - APTT

Note:  It is the responsibility of the ordering physician to provide appropriate medical necessity diagnosis for each individual test when ordering this test group.

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