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Test Code GFR Glomerular Filtration Rate

Clinical Indications

N/A

Additional Test Codes

This is not an orderable test. GFR is included in the Basic Metabolic Panel, the Comprehensive Metabolic Panel and Creatinine.

Specimen Collection Type

Preferred: Mint
Acceptable: Gold

Minimum Collection Volume

1 mL

Reference Range

>60 mL/min
 

Critical Value

N/A

Interpretation

N/A

Rejection Criteria

Gross Hemolysis

Specimen Availability for Add-on Testing

2 Days

Specimen Stability

N/A

Day(s) Performed

Monday through Sunday

Performing Lab- Department

TUKHS-BH-Chemistry

CPT Code

N/A

LOINC Code

48642-3

Test Alias

N/A

Additional Information / Notes

Specimens collected in a serum gel tube or lithium heparin gel tube must be centrifuged within 3 hours of collection. Serum gel should clot for 30 minutes prior to being centrifuged. This test is not an orderable test. This test is included in the CH7 and CH12 panels.

eGFR calculated using the CKD-EPIcr_R equation.