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HelpTest Code LAB1220 Heparin- Unfractionated
Aliases
HEP UF
Anti-XA
UFH
HEPT
Special Collection Notes
Fill vials completely to the etched fill indicator on the tube. Do not underfill or overfill tubes.
Specimen Type
Blood:
LT Blue Top Tube-Citrate
Processing Instructions
After collection, invert tubes 3-4 times. Do not shake. Centrifuge within 30 minute sof collection.
1. Centrifuge sample per procedure.
2. Pipette off plasma into pour off tube.
3. Centrifuge spun plasma per procedure.
4. Pipette off plasma into pour off tube, being sure to leave red cell button undisturbed.
5. Attach original sample tube to pour off tube with rubber band.
6. Place sample in freezer until courier arrives.
7. Send sample frozen on dry ice via courier.
Specimen Volume
Preferred: 2.7 or 1.8 mL
Minimum: 1.8 mL
Temperature
Frozen
Test/Batch Schedule
Batched schedule
TAT
Routine: 4 hours
STAT: 45 minutes
Test Components
Heparin-UF
CPT
85520
Performing Section
Hematology/Coag