Test Code 2055835471 Hemostasis with Heparin Assay
Performing Laboratory
Torrance Memorial Laboratories
Specimen Requirements
Submit the following specimen:
- Specimen Type: Whole Blood
- Container/Tube: Citrated blue top tube
- Specimen volume: Full blue top tube
- Collection Instructions
- Venipuncture must be performed using a 21 G or larger butterfly needle
- Collect a full discard tube first using a non-additive or blue top tube. DO NOT use a red top tube. Discard after filling.
- After collecting the blue top tube, gently invert 3-4 time to mix
- Do not centrifuge tubes.
- Hand carry to Blood Bank – DO NOT send through pneumatic tube system!
- A-Line or Similar: Using 2 syringes, draw at least 10 ml discard in the first syringe, followed by 3 ml in the second syringe, pulling gently on the plunger. Using a safe transfer device (or a 21-gauge or larger needle) allow the citrate tube to fill completely by vacuum.
Specimen Transport Temperature
Ambient
Do not use pneumatic tube system for delivery – hand carry to Blood Bank, 2nd floor Outpatient Building
Storage Temp Stability:
Ambient: 2 hours
Methodology
Viscoelastic testing
Reference Range
Reference range:
CK-R (min): 4.6 – 9.1
CKH-R (min): 4.3 - 8.3
CRT-MA (mm): 52.0 – 70.0
CFF-MA (mm): 15.0 – 32.0
Day(s) Test Set Up/TAT
Performed:
Daily
TAT:
< 1 hr
Aliases
.
CPT Code
85390