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Test Code LAB4920 KIDNEY PROFILE

Important Note

This test requires the provider to choose ONE of the following (each contains a creatinine w/ eGFR):

LAB4068 Creatinine and GFR

LAB4021 Basic Metabolic Panel

LAB4181 Renal Profile

LAB4060 Comprehensive Metabolic Panel

Additional Codes

LAB4068

LAB4021

LAB4181

LAB4060

Quest profile 39165

Labcorp profile 140301, 140302, 140303

Specimen Type

Preferred Blood Sample: Lithium Heparin Tube (Mint Green Top, Dark Green Top)
Alternate Blood Sample: Serum (SST, Gold, Corvac, Tiger, Red Top Tube)

Urine sample: Urine red top 

Specimen Volume

2 mL blood

5 mL urine

Minimum Volume

0.5 mL blood

1 mL urine

Turnaround Time

STAT: 1 hour

Routine: 4 hours

Test Schedule

Daily

Sample Stability

Blood sample: 

  • Room Temp: 1 day
  • Refrigerated: 3 days
  • Frozen: 30 days

Urine sample:

  • Refrigerated: 3 days
  • Frozen: 5 months

Method

Colorimetric, Enzymatic, ISE

Reference Ranges

Glucose mg/dL  
       0-2 days full term  40 - 90 mg/dL
       2 days to 1 month 60 - 105 mg/dL
       Adults 65 - 99 mg/dL
   
BUN mg/dL       
       0 to 15 Days < 24 mg/dL
       15 Days to 1 Year < 18 mg/dL
       1 to 10 Years 9.0 - 22.1 mg/dL
       Male 10 to 19 Years 7.3 - 21.0 mg/dL
       Female 10 to 19 Years 7.3 - 19.0 mg/dL
       Male 19 to 50 Years 8.9 - 20.6 mg/dL
       Female 19 to 50 Years 7.0 - 18.7 mg/dL
       Male > 50 Years 8.4 - 25.7 mg/dL
       Female > 50 Years 9.8 - 20.1 mg/dL
   
Creatinine mg/dL  
        0 to 28 Days      0.3 - 1.0 mg/dL
        29 Days to 1 Year   0.2 - 0.4 mg/dL
        1 Years to 11 Years   0.3 - 0.7 mg/dL
        12 Years to 18 Years  0.5 - 1.0 mg/dL
        > 18 Years  (Male) 0.5 - 1.3 mg/dL
        > 18 Years (Female )  0.4 - 1.0 mg/dL
   
Calcium mg/dL     
      0 to <1 Year     8.6 - 11 mg/dL
     1 to <19 Years    9.3 - 10.6mg/dl
      > 19 Years       8.5-10.2 mg/dL
   
Total Protien g/dL  
         0 to 15 days  5.3 - 8.3 g/dL
         15 days to 1 year     4.4 - 7.1 g/dL
         1 to 6 years 6.1 - 7.5 g/dL
         6 to 9 years      6.4 - 7.7 g/dL
         9 to 19 years     6.5 - 8.1 g/dL 
         >19 years 6.4 - 8.3 g/dL
   
Albumin g/dL  
         0 to 4 days 2.9-4.6 g/dL
         4 days to 14 years 3.9-5.6 g/dL
         14 to 18  yrs  3.3-4.7 g/dL
         18 to 60 yrs 3.5-5.0 g/dL
          60 to 90 yrs  3.3-4.8 g/dL
          >90 yrs 3.0-4.7 g/dL
   
Globulin g/dL         1.8-3.5 g/dL
   
A/G Ratio            1.0-2.7
   
Bilirubin, Total mg/dL  
        0 to 30 days     less than 11.7 mg/dL
        1 mo to 18 years   less than 2.0 mg/dL
        18 to 60 yrs    0.1 - 1.5 mg/dL 
         60 to 90 yrs       0.2 - 1.1 mg/dL
         >90 years           0.2 - 0.9 mg/dL
   
Alkaline Phosphatase U/L  
         0 to 6 years   72-307 U/L
         7 to 9  years    133-340 U/L
         Male 10 to 13 yrs 103-429 U/L
         Male 14 to 15 yrs  103-249 U/L
         Male 16 to 18 yrs   49-210 U/L
         Male >19  yrs     35-115 U/L
         Female 10 to 13 yrs   99-453 U/L
         Female 14 to 15 yrs  53-186 U/L
         Female 16 to 18 yrs  38-110 U/L
         Female >19 yrs     35-115 U/L
   
ALT (SGPT) U/L             
Infant (<12M) 13-45 U/L
1 to 3 years 5-45 U/L
4 to 6 years 10-25 U/L
7 to 9 years 10-35 U/L
Female 10 to 11 years 10-30 U/L
Male 10 to 11 years 10-35 U/L
Female 12 to 13 years 10-30 U/L
Male 12 to 13 years 10-55 U/L
Female 14 to 15 years 5-30 U/L
Male 14 to 15 years 10-45 U/L
Adult 10-65 U/L
   
AST (SGOT) U/L  
          0 to 6 yrs    20-60 U/L
          6 to 10 yrs  20-40 U/L
         10 to 18 yrs  14-40 U/L
          >18 yrs   10-45 U/L
   
Sodium  mmol/L  
          0 to 28 days        133-146 mmol/L
          28 days to 2 yrs 139-146 mmol/L
           2 to 18 yrs           138-145 mmol/L
           18 to 90  yrs            136-145 mmol/L         
           >90 yrs 132-146 mmol/L
   
Potassium mmol/L  
         0 to 28 days       3.7-5.9  mmol/L
         28 days to 2 yrs       4.1-5.3 mmol/L
         2 to 18 yrs        3.4-4.7 mmol/L
         >18 yrs  3.5-5.1 mmol/L
   
Chloride  mmol/L  
         0 to 10 days        96-110 mmol/L
         11 days to 1 yrs    98-106 mmol/L
         1 to 17 yrs 102-112 mmol/L
         Adult       99-109 mmol/L
   
CO2 mmol/L  
 0 to 1 Month 18-25 mmol/L
 1 Month to Adult 23-33 mmol/L
Critical    <10 or >44 mmol/L
   
Anion Gap mmol/L   5-16 mmol/L
   
Phosphorus, mg/dL
  Male Female
0-15 Days       5.6 - 10.5
15 Days - 1 Year       4.8 - 8.4
1-5 Years       4.3 - 6.8
5-13 Years       4.1 - 5.9
13-16 Years 3.5 - 6.2 3.2 - 5.5
16-19 Years       2.9 - 5.0
>19 Years       2.5 - 4.5

Estimated Glomerular mL/min/1.73m2 Filtration Rate

Less than 60: Chronic kidney disease, if found over a 3 month period

Less than 15: Kidney failure

 

Microalbumin, Random Urine: <18 mg/L

 

Creatinine, Random Urine (mg/dL):

Age Sex Range
0 up to 18 years Female None established
18 years and older Female 45.0 - 106.0 mg/dL
0 up to 18 years Male None established
18 years and older Male 58.0 - 161.0 mg/dL

 

Microalbumin/Creatinine Ratio: <30 mg/g

Less Than 30 mg/g Normal-Repeat yearly.

30-300 mg/g Increased risk for diabetic nephropathy. Two of three A/C ratios in this range indicate microalbuminuria

Greater Than 300 mg/g Two of three A/C ratios in this range confirms overt clinical nephropathy.

Synonyms

COMP, CMP, BMP, CREAT, RFP, Renal function panel, microalbumin

Test Components

The following test components may be included, depending on which test is requested:

Glucose, mg/dL

BUN, mg/dL

Creatinine, mg/dL

BUN/Creatinine Ratio,

Calcium, mg/dL

Sodium, mmol/L

Potassium, mmol/L

Chloride, mmol/L

CO2, mmol/L

Anion Gap, mmol/L

Estimated Glomerular Filtration Rate, mL/min/1.73m2;

Total Protein, g/dL

Albumin, g/dL

Globulin, g/dL

A/G Ratio

Bilirubin,Total , mg/dL;

Alkaline Phosphatase, U/L;

ALT (SGPT), U/L

AST (SGPT), U/L

Phosphorus, mg/dL

Creatinine, urine, mg/dL

Microalbumin, urine, mg/L

Microalbumin/Creatinine ratio, mg/g

CPT Codes

82565 (Creatinine and GFR)

80048 (Basic Metabolic Panel)

80069 (Renal Profile)

80053 (Comprehensive Metabolic Panel)

82043, 82570 (Microalbumin/Creatinine ratio)