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Test Code BCR BUN CREA

Synonym

  • BCR

Profile Information

Reporting Name Available Separately Always Reported
BUN Yes Yes
Creatinine Yes Yes

Specimen Required

Preferred Container/Tube: Mint Green Top
Acceptable Container/Tube: Mint Green Top, Gold SST Top
Specimen Volume: 3 mL
Specimen Minimum Volume: 2 mL

Specimen Stability Information

Ambient: 24 hours
Refrigerated: 5 days

Rejection Due To

  • Gross hemolysis
  • Gross icterus
  • Quantity not sufficient
  • Quality not acceptable

Reference Values

FEMALE MALE

BUN
7-25 mg/dL

 

CREA
0-30 days: 0.50-0.90 mg/dL
31-365 days: 0.40-0.60 mg/dL
1-3 years: 0.40-0.70 mg/dL
4-6 years: 0.50-0.80 mg/dL
7-9 years: 0.50-0.90 mg/dL
10-12 years: 0.60-1.00 mg/dL
13-15 years: 0.70-1.10 mg/dL
16-18 years: 0.80-1.20 mg/dL
19+ years: 0.50-1.20 mg/dL

BUN
7-25 mg/dL

 

CREA
0-30 days: 0.50-1.20 mg/dL
31-365 days: 0.40-0.70 mg/dL
1-3 years: 0.40-0.70 mg/dL
4-6 years: 0.50-0.80 mg/dL
7-9 years: 0.60-0.90 mg/dL
10-12 years: 0.60-1.00 mg/dL
13-15 years: 0.60-1.20 mg/dL
16-18 years: 0.80-1.40 mg/dL
19+ years: 0.70-1.30 mg/dL

 

Cautions

Creatinine results may be falsely decreased in icteric samples. In some cases of monoclonal gammopathies (especially Waldenstrom's macroglobulinemia with very high concentrations of IgM), creatinine results may be unreliable.

Method Description

BUN
Photometric rate

 

CREA

Kinetic Jaffe

Performing Lab

Clinical Lab UH
Clinical Lab University East
Clinical Lab James
Clinical Lab Martha Morehouse
Clinical Lab Spielman
Clinical Lab West Campus

Day(s) Performed

Monday through Sunday

Report Available

Same day/1 day

Reporting Name

BUN/Creat

CPT Code Information

82565
84520

LOINC Code Information

2160-0
3094-0