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Creatinine

Important Note

*This test is orderable in Cerner as Creatinine

Specimen Requirements

Specimen Type: Blood
Container/Tube:

Preferred: Light-green top (lithium heparin gel)

Acceptable: Red top, serum gel

Specimen Volume: Full tube

Specimen Minimum Volume: 2 mL

Collection Instructions:

1. Send specimen in original tube.

2. If there is a delay in transport of >1 hour, centrifuge tube.

Stability

24 hours Room Temp or 7 days Refrigerated

Reference Range

Male: 0.70-1.30 mg/dL

Female: 0.55-1.02 mg/dL

Instrumentation

Siemens Dimension EXL

Methodology

Colorimetric Absorbance

Test Schedule/Analytical Time/ Test Priority

Daily / Same day / Available STAT

CPT (s)

82565