Test Details

Mnemonic

PSE

Ordering Code

3685280

CPT-4 Code(s)

82480

Specimen Information

Patient Preparation

Sample must be drawn prior to surgery or more than two days following surgery. Do not draw in recovery room.

Collect

Serum separator tube (SST)

Specimen Preparation

Allow sample to clot completely at room temperature. Centrifuge, separate serum from cells within 2 hours of collection and send 0.5 mL serum in a screw capped plastic vial.

Alternate Specimen

Plasma: Lavender EDTA

Minimum Volume

0.1 mL

Transport Temperature

Refrigerated

Rejection Criteria

Hemolyzed specimens, whole blood on clot

Stability

Room temperature: 4 hours
Refrigerated: 7 days
Frozen: 3 months

Methodology

Enzymatic
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Reference Range

2,900 - 7,100 U/L
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Performing Laboratory

ARUP
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New York DOH Approval Status

Yes
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