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Test Code LAB21003 Meperidine Screen w/ Reflex Conf, U

Department

Send Outs

Reference Lab Test Number

UMEP5

Collection Requirements

Random urine

Refer To

Warde Medical Laboratory

Primary Collection Container

Send 10.0 mL urine in a screw capped plastic urine container.

Transport

Refrigerated

Preferred Transport Temperature

Refrigerated

Stability

Room temperature: 48 hours

Refrigerated: 14 days

Frozen: 30 days

Minimum Testing Volume

3.0mL

Reference Range

Screen decision level: 200 ng/mL

Confirmation decision level:

Meperidine: 5 ng/mL

Normeperidine: 5 ng/mL

Methodology

Enzyme Immunoassay

Performed

Sunday-Friday

Reported

2-4 days

CPT Codes

80307, plus 80362 (G0480) for positive confirm, at additional cost

Unacceptable Conditions

Urine catheter cup (with needle)