Test Code ANTI-Xa (HEPARIN) ANTI-Xa (HEPARIN)
Department
Coagulation
Specimen Type
Plasma
Method
Chromagenic Anti Xa Activity
Container
Sodium citrate 3.2% (light blue-top)
Special Requirements
1.8 mL tube available. Any blue-top tube must be completely filled. Stability 4 hrs for spun and separated plasma.
Standard Volume
2.7ml
Minimum Volume
1.8ml
Pediatric Volume
N/A
Ship Temperature
Room Temperature
Stability Refrigerated
N/A
Stability Room Temp
4 hours
Stability Frozen
7 Days
Spin down and separate plasma. Freeze plasma at -70° C.
CPT Code
85520
Days Test Set Up
Monday through Sunday
Group Components
Anti-Xa for Unfractionated Heparin