Sign in →

Test Code LAB540 Chem 7 (LYTES, BUN, CREA, GLUC)

Synonym

  • CHM7

Profile Information

Reporting Name Available Separately Always Reported
Sodium Yes Yes
Potassium Yes Yes
Chloride Yes Yes
Carbon Dioxide Yes Yes
Glucose Yes Yes
BUN Yes Yes
Creatinine Yes Yes
BUN/Crea Ratio No Yes
Osmolality (Calc) No Yes
Anion Gap No Yes
eGFR No 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

Refrigerated: 24 hours

Rejection Due To

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

Reference Values

FEMALE MALE

Sodium
0-6 days: 133-146 mmol/L
7-30 days: 134-144 mmol/L
31-182 days: 134-142 mmol/L
183-365 days: 133-142 mmol/L
1+ years: 135-145 mmol/L

 

Potassium
0-7 days: 3.2-5.5 mmol/L
8-30 days: 3.4-6.0 mmol/L
31-182 days: 3.5-5.6 mmol/L
183-365 days: 3.5-6.1 mmol/L
1-17 years: 3.3-4.6 mmol/L
18+ years: 3.5-5.0 mmol/L

 

Chloride
0-365 days: 98-113 mmol/L
1-17 years: 102-112 mmol/L
18+ years: 98-108 mmol/L

 

Carbon Dioxide
0-2 years: 13-29 mmol/L
3+ years: 21-31 mmol/L

 

Glucose
0-30 days: 55-115 mg/dL
31-182 days: 57-117 mg/dL
183-365 days: 70-126 mg/dL
1+ years: 70-99 mg/dL

 

BUN
7-25 mg/dL

 

Creatinine
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

 

Anion Gap
7-17 mmol/L

 

Osmolality (Calc)

278-305 mOsm/kg

 

eGFR
≥60 mL/min/1.73m2

Sodium
0-6 days: 133-146 mmol/L
7-30 days: 134-144 mmol/L
31-182 days: 134-142 mmol/L
183-365 days: 133-142 mmol/L
1+ years: 135-145 mmol/L

 

Potassium
0-7 days: 3.2-5.5 mmol/L
8-30 days: 3.4-6.0 mmol/L
31-182 days: 3.5-5.6 mmol/L
183-365 days: 3.5-6.1 mmol/L
1-17 years: 3.3-4.6 mmol/L
18+ years: 3.5-5.0 mmol/L

 

Chloride
0-365 days: 98-113 mmol/L
1-17 years: 102-112 mmol/L
18+ years: 98-108 mmol/L

 

Carbon Dioxide
0-2 years: 13-29 mmol/L
3+ years: 21-31 mmol/L

 

Glucose
0-30 days: 55-115 mg/dL
31-182 days: 57-117 mg/dL
183-365 days: 70-126 mg/dL
1+ years: 70-99 mg/dL

 

BUN
7-25 mg/dL

 

Creatinine
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

 

Anion Gap
7-17 mmol/L

 

Osmolality (Calc)

278-305 mOsm/kg

 

eGFR

≥60 mL/min/1.73m2

Method Description

NA K CL

Indirect ion-selective electrode

 

CO2
Photometric

 

BUN
Photometric rate

 

CREA

Kinetic Jaffe

 

GLUC

Photometric rate with hexokinase

 

BUN/CREA RATIO

BUN/Creatinine

 

eGFR

CKD-EPI 2021 refit using creatinine, age, and sex

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

Chem 7 (Lytes,Bun,Crea,Gluc)

CPT Code Information

80051
82565
84520
82947

LOINC Code Information

2951-2
2823-3
2075-0
2028-9
3094-0
2160-0
2345-7
10466-1
62238-1