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General Information:

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Mayo Clinic Laboratories

Test Code LAB0202374 Creatinine with Estimated GFR (CKD-EPI), Plasma or Serum

Methodology

Alkaline Picrate

Performing Laboratory

CentraCare Laboratory Services

Specimen Requirements

Specimen Type: Plasma

Container/Tube:

Preferred: Green top (Lithium heparin/PST)

Acceptable: Serum(Gold/SST, Red-Plain), Na Heparin plasma (label specimen appropriately)

Specimen Volume: 0.5 mL

Minimum Volume: 0.25 ml

Specimen Transport Temperature

Refrigerated

Reference Values

CREATININE

Males: 0.72-1.25 mg/dL

Females: 0.57-1.11 mg/dL

Critical value (automatic call-back if not ordered by Nephrology): ≥5.0 mg/dL

ESTIMATED GFR

>60 mL/min/1.73 m2

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

82565