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Published on August 10, 2020



(red) draw/discard    (blue)  send to Core lab

Tube Type


Test ID   LAB10184
CPT Code(s)  

85347, 85384, 85576

Group/Individual Test   Group
Laboratory   Core Laboratory
Tube Station   31
Specimen Routine: Light blue Top Tube must be full; see comments for important information
Unspun Whole Blood at Room Temperature: 4 hours.  NO refrigerator, NO Frozen
Availability Routine: 24/7  Routine/STAT
Turnaround Time   2 hours
Reference Range Normal:
Test Reference Range
CT 48-82 seconds
CFT 48 - 127 seconds
Alpha Angle 65 - 80 degrees
A10 44 - 66 mm
A20 50 - 70 mm
MCF 52 - 70 mm
LI30 na

Call 4-1413 before collection.

21G Needle, DRAW and DISCARD a RED TOP TUBE BEFORE collecting the Light Blue Top Tube  -OR- Flush line with 7mls blood before collecting.

Deliver Immediately to Tube Station 31

Do NOT refrigerate.  Do NOT centrifuge

NOTE:  ROTEM tests are not intended for use on patients under 21 years of age. Results from the ROTEM® delta should not be the sole basis for a patient diagnosis; the ROTEM® delta results should be considered along with a clinical assessment of the patient´s condition and other coagulation laboratory tests.

Reviewed by Christopher Parker on August 07, 2020

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514