Laboratory Medicine

Test catalogue

Creatinine (eGFR)
Test Name Creatinine (eGFR)
Specimen Type / Requirements Container Type = Gold (SST) Minimum Testing Volume = 1 mL 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: Hemolysis and/or samples of non 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 M3 – 13 years: 44 - 88 umol/L (Male & Female) W1 – M2 30 – 60 umol/L (Male & Female) 0 – W1 20 – 120 umol/L (Male & Female)
Test Code CR	Methodology Spectrophotometric
Testing Location SMH-Biochemistry	Other Information Last Updated: July 27, 2022

Creatinine (eGFR)

Creatinine (eGFR)

Container Type = Gold (SST)

Minimum Testing Volume = 1 mL Serum

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

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: Hemolysis and/or samples of non sufficient quantity

45 Mins for Trauma / Stat - 2 hours for routine

Adult Male: 52 - 112 umol/L

Adult Female: 42 - 102 umol/L

M3 – 13 years: 44 - 88 umol/L (Male & Female)

W1 – M2 30 – 60 umol/L (Male & Female)

0 – W1 20 – 120 umol/L (Male & Female)

Spectrophotometric

SMH-Biochemistry

Last Updated: July 27, 2022