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Laboratory Medicine

Test catalogue

Creatinine (eGFR)

Test Name

Creatinine (eGFR)

Gold Tube Specimen Type / Requirements

Container Type = Gold (SST)

Minimum Volume = 1ml Serum

Tube must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions:

Serum or plasma, free from hemolysis, collected with or without gel separator. For plasma use lithium heparin only.

Write your initials, date and time of collection on the collection label.

Laboratory Staff Instructions: Separate serum or plasma from cells within 2 hours of collection.

Stability: Creatinine is stable for 4 hours at room temperature, refrigerated for 1 week and for 6 months at -15°C to - 20°C.

Transportation: Transport at room temperature ASAP.

Sample Rejection Criteria: Avoid Hemolysis and/or Non sufficient Quantity (Not Sufficient Quantity)

Required Documentation

Turnaround Time (TAT)

45 Mins for Trauma / Stat - 2 hours for routine

Test Utilization

Reference Value

Adult Male: 52 - 112 umol/L

Adult Female: 42 - 102 umol/L

< 13 years: 44 - 88 umol/L

Test Code

CR

Methodology

Spectrophotometric

Testing Location

SMH-Biochemistry

Other Information

Last Updated: June 06, 2019