Test Details
Mnemonic
5INHE
Ordering Code
3800209
CPT-4 Code(s)
85220, 85390. Plus 85335 and/or 85390 as appropriate, at additional fees
Specimen Information
Patient Preparation
Patient must not be receiving Coumadin (warfarin) or heparin therapy and patient fasting is preferred.
Collect
Light blue 3.2% sodium citrate
Specimen Preparation
Send 3.0 mL plasma (1.0 mL in each vial) frozen in 3 separate screw capped plastic vials.
See appendices for coagulation test collection instructions.
See appendices for coagulation test collection instructions.
Minimum Volume
2.0 mL in 2 screw capped plastic vials, 1.0 mL in each.
Transport Temperature
Frozen
Rejection Criteria
Serum, non-frozen or hemolyzed specimens
Stability
Room temperature: 4 hours
Refrigerated: 4 hours
Frozen: 14 days
Refrigerated: 4 hours
Frozen: 14 days
Methodology
Optical Clot-based
Reference Range
See report
Performing Laboratory
Mayo Clinic Laboratories
New York DOH Approval Status
Yes