ARUP's Laboratory Test Directory

Kidney Stone Risk Panel II, Urine : 0020805

Mnemonic: KID 2

Methodology: Refer to individual components
Performed: Mon-Fri
Reported: Refer to individual components
Specimen Required: Collect:  24-hour urine. Use Kidney Stone/Supersaturation Urine Collection Kit (ARUP supply# 46007). Specimens should be refrigerated during collection.

Storage/Transport Temperature:  Four (4) aliquots of urine, 4 mL each, from a well-mixed collection according to the following specifications:
1st aliquot: Dispense 4 mL of specimen into the Sulfamic Acid Tube. Mix well, then freeze.
2nd aliquot: Dispense 4 mL of specimen into the Sodium Carbonate Tube. Mix well, then freeze.
3rd aliquot: Dispense 4 mL of specimen into an Unpreserved Tube. Mix well, then freeze.
4th aliquot: Dispense 4 mL of specimen into an Unpreserved Tube. Mix well, then freeze.

Remarks:  24-hour urine should be delivered to laboratory ASAP following collection. Freeze specimens immediately after aliquoting. Do not exceed 4 mL in tubes.

Stability (collection to initiation of testing):  Ambient: Unacceptable; Refrigerated: 12 hours (after collection is complete); Frozen: 3 weeks
Reference Interval:
 
Test Number Components Reference Interval
0020472Calcium, Urine  
 
Test Number Components Reference Interval
 Calcium free diet: 5-40 mg/d 5-40 mg/d
 Low Calcium Diet (800 mg/d or less): 50-150 mg/d
 Average Calcium diet (about 800 mg/d): 100-250 mg/d
 High Calcium diet (800 mg/d or greater): 250 mg/d or greater
 Creatinine (24-hour) Refer to test 0020208
 Calcium/Creatinine Ratio, Urine Refer to test 0020721
0020850Chloride, Urine  
 
Test Number Components Reference Interval
 Chloride, Urine 140-250 mmol/d
0020473Creatinine, 24-Hour Urine Refer to test 0020473
0020852Citric Acid, Urine  
 
Test Number Components Reference Interval
 Citric Acid, Urine Refer to test 0020242
 Citric Acid/Creatinine Ratio, Urine Refer to test 0020744
0081106Cystine Quantitative, Urine 0-5 months: 62-345 µmol/g crt
6-11 months: 53-133 µmol/g crt
1-3 years: 53-186 µmol/g crt
4-12 years: 35-106 µmol/g crt
13 years and older: 27-151 µmol/g crt
0020477Magnesium, Urine 12-199 mg/d
0020482Oxalate, Urine            
 
Test Number Components Reference Interval
 Creatinine (24-hour) Refer to test 0020208
 Oxalate, UrineRefer to test 0020255
0020478Phosphorus, Urine  
 
Test Number Components Reference Interval
 Phosphorus, Urine - mg/d Refer to test 0020213
 Phosphorus/Creatinine Ratio, Urine Refer to test 0020583
0020849Potassium, Urine  
 
Test Number Components Reference Interval
 Potassium, Urine 25-125 mmol/d
 Creatinine (24-hour) Refer to test 0020208
0020851Sodium, Urine  
 
Test Number Component Reference Interval
 Sodium, Urine 51-286 mmol/d
0020473Creatinine, 24-Hour Urine Refer to test 0020473
0020481Uric Acid, Urine Uric Acid: 250-750 mg/d
0020473Creatinine, 24-Hour Urine  
 
Male Female
3-8 years:      140-700 mg/d
9-12 years:    300-1300 mg/d
13-17 years:  500-2300 mg/d
18-50 years:  1000-2500 mg/d
51-80 years:  800-2100 mg/d
81 years and older: 600-2000 mg/d 		3-8 years:      140-700 mg/d
9-12 years:    300-1300 mg/d
13-17 years:  400-1600 mg/d
18-50 years:  700-1600 mg/d
51-80 years:  500-1400 mg/d
81 years and older: 400-1300 mg/d

Note: This panel includes the following tests: Calcium, Chloride, Citric Acid, Creatinine, Cystine, Magnesium, Oxalate, Phosphorus, Potassium, Sodium, and Uric Acid.
CPT Code(s): 82340 Calcium; 82436 Chloride; 82507 Citric acid; 82131 Cystine; 83735 Magnesium; 83945 Oxalate; 84105 Phosphorus; 84133 Potassium; 84300 Sodium; 84560 Uric acid
Cross References: Renal Stone Risk Panel II
 
 

 

 

 
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