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Litholink 24-Hour Urine, KS

CPT

81050; 82140; 82340; 82436; 82507; 82570; 82615; 83735; 83945; 83986; 84105; 84133; 84300; 84392; 84540; 84560

Synonyms
  • Litholink 24 Hour Urine Panel

Test Details

Methodology

Calcium, magnesium, creatinine, oxalate, citrate, uric acid, urea nitrogen, ammonium, cystine screening, phosphorus: Colormetric

Sulfate: Turbidity with barium precipitation

Sodium, potassium, chloride: fluoride for urine volume: Ion specific electrode

pH: Potentiometry

Result Turnaround Time

4 - 8 days

Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.

Related Documents

Use

This test is used for treatment and management of known or suspected kidney stone formers.

Special Instructions

Ordering this test will trigger the Litholink At-Home testing kit to be sent directly your patient. This testing requires the use of Litholink's At-Home testing kit and preservative.

Please state the 24-hour urine volume.

Limitations

This test was developed and its performance characteristics determined by Labcorp. It has not been cleared or approved by the Food and Drug Administration.

Specimen Requirements

Specimen

22-26 hour urine collection

Volume

40 mL of 24-hour urine

Minimum Volume

40 mL of 24-hour urine

Collection Instructions

Included preservative functions as a volume marker must be added to the main collection container at the beginning of collection and then return a 40 mL aliquot of the 24-hour urine per collection.

Full 24-hour collection: Void and discard first urine and continue to collect for 24-hour period from that void time.

All samples must be immediately returned to the lab using the prepaid FedEx shipper.

Stability Requirements

TemperaturePeriod
Room temperature4 days or 96 hours from end of collection

Storage Instructions

Room temperature with preservative; do not refrigerate

Causes for Rejection

Too old (>96 hours); under or over collected (<22 hours or >26 hours); incorrect use of the Litholink preservative or the Litholink preservative not detected

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
910235 Litholink 24Hr Urine Panel 910120 Cystine, Urine, Qualitative 26843-3
910235 Litholink 24Hr Urine Panel 910145 Urine Volume (Preserved) mL/24 hr 3167-4
910235 Litholink 24Hr Urine Panel 910124 Calcium Oxalate Saturation 34736-9
910235 Litholink 24Hr Urine Panel 910127 Calcium, Urine mg/24 hr 6874-2
910235 Litholink 24Hr Urine Panel 910136 Oxalate, Urine mg/24 hr 2701-1
910235 Litholink 24Hr Urine Panel 910129 Citrate, Urine mg/24 hr 6687-8
910235 Litholink 24Hr Urine Panel 910106 Calcium Phosphate Saturation 42673-4
910235 Litholink 24Hr Urine Panel 910137 pH, 24 hr, Urine 27378-9
910235 Litholink 24Hr Urine Panel 910116 Uric Acid Saturation 42678-3
910235 Litholink 24Hr Urine Panel 910144 Uric Acid, Urine mg/24 hr 3087-4
910235 Litholink 24Hr Urine Panel 910140 Sodium, Urine mmol/24 hr 2956-1
910235 Litholink 24Hr Urine Panel 910139 Potassium, Urine mmol/24 hr 2829-0
910235 Litholink 24Hr Urine Panel 910135 Magnesium, Urine mg/24 hr 24447-5
910235 Litholink 24Hr Urine Panel 910138 Phosphorus, Urine mg/24 hr 2779-7
910235 Litholink 24Hr Urine Panel 910122 Ammonium, Urine mmol/24 hr 25308-8
910235 Litholink 24Hr Urine Panel 910128 Chloride, Urine mmol/24 hr 2079-2
910235 Litholink 24Hr Urine Panel 910143 Sulfate, Urine meq/24 hr 26889-6
910235 Litholink 24Hr Urine Panel 910121 Urea Nitrogen, Urine g/24 hr 3096-5
910235 Litholink 24Hr Urine Panel 910119 Protein Catabolic Rate g/kg/24 hr 93746-6
910235 Litholink 24Hr Urine Panel 910131 Creatinine, Urine mg/24 hr 2162-6
910235 Litholink 24Hr Urine Panel 910107 Creatinine/Kg Body Weight mg/24 hr/kg 35654-3
910235 Litholink 24Hr Urine Panel 910105 Calcium/Kg Body Weight mg/24 hr/kg Not Available
910235 Litholink 24Hr Urine Panel 910104 Calcium/Creatinine Ratio mg/g creat 13717-4
910235 Litholink 24Hr Urine Panel 910194 Comment 77202-0
910235 Litholink 24Hr Urine Panel 911323 PDF 11502-2
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910120
Result Code NameCystine, Urine, Qualitative
UofM
Result LOINC26843-3
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910145
Result Code NameUrine Volume (Preserved)
UofMmL/24 hr
Result LOINC3167-4
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910124
Result Code NameCalcium Oxalate Saturation
UofM
Result LOINC34736-9
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910127
Result Code NameCalcium, Urine
UofMmg/24 hr
Result LOINC6874-2
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910136
Result Code NameOxalate, Urine
UofMmg/24 hr
Result LOINC2701-1
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910129
Result Code NameCitrate, Urine
UofMmg/24 hr
Result LOINC6687-8
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910106
Result Code NameCalcium Phosphate Saturation
UofM
Result LOINC42673-4
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910137
Result Code NamepH, 24 hr, Urine
UofM
Result LOINC27378-9
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910116
Result Code NameUric Acid Saturation
UofM
Result LOINC42678-3
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910144
Result Code NameUric Acid, Urine
UofMmg/24 hr
Result LOINC3087-4
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910140
Result Code NameSodium, Urine
UofMmmol/24 hr
Result LOINC2956-1
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910139
Result Code NamePotassium, Urine
UofMmmol/24 hr
Result LOINC2829-0
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910135
Result Code NameMagnesium, Urine
UofMmg/24 hr
Result LOINC24447-5
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910138
Result Code NamePhosphorus, Urine
UofMmg/24 hr
Result LOINC2779-7
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910122
Result Code NameAmmonium, Urine
UofMmmol/24 hr
Result LOINC25308-8
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910128
Result Code NameChloride, Urine
UofMmmol/24 hr
Result LOINC2079-2
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910143
Result Code NameSulfate, Urine
UofMmeq/24 hr
Result LOINC26889-6
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910121
Result Code NameUrea Nitrogen, Urine
UofMg/24 hr
Result LOINC3096-5
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910119
Result Code NameProtein Catabolic Rate
UofMg/kg/24 hr
Result LOINC93746-6
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910131
Result Code NameCreatinine, Urine
UofMmg/24 hr
Result LOINC2162-6
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910107
Result Code NameCreatinine/Kg Body Weight
UofMmg/24 hr/kg
Result LOINC35654-3
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910105
Result Code NameCalcium/Kg Body Weight
UofMmg/24 hr/kg
Result LOINCNot Available
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910104
Result Code NameCalcium/Creatinine Ratio
UofMmg/g creat
Result LOINC13717-4
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code910194
Result Code NameComment
UofM
Result LOINC77202-0
Order Code910235
Order Code NameLitholink 24Hr Urine Panel
Order Loinc
Result Code911323
Result Code NamePDF
UofM
Result LOINC11502-2
Reflex Table for Calcium/Kg Body Weight
Order Code Order Name Result Code Result Name UofM Result LOINC
Reflex 1 910150 Pediatric Urine Calculations 910113 Oxalate Excretion, Normalized mg/24hr/1.73 2701-1
Reflex 1
Order Code910150
Order NamePediatric Urine Calculations
Result Code910113
Result NameOxalate Excretion, Normalized
UofMmg/24hr/1.73
Result LOINC2701-1
Reflex Table for Calcium/Kg Body Weight
Order Code Order Name Result Code Result Name UofM Result LOINC
Reflex 1 910150 Pediatric Urine Calculations 910130 Citrate/Creat Ratio mg/g creat 13722-4
Reflex 1
Order Code910150
Order NamePediatric Urine Calculations
Result Code910130
Result NameCitrate/Creat Ratio
UofMmg/g creat
Result LOINC13722-4
Reflex Table for Calcium/Kg Body Weight
Order Code Order Name Result Code Result Name UofM Result LOINC
Reflex 1 910150 Pediatric Urine Calculations 910115 Uric Acid Excretion,Normalized mg/24hr/1.73 42678-3
Reflex 1
Order Code910150
Order NamePediatric Urine Calculations
Result Code910115
Result NameUric Acid Excretion,Normalized
UofMmg/24hr/1.73
Result LOINC42678-3
Reflex Table for Calcium/Kg Body Weight
Order Code Order Name Result Code Result Name UofM Result LOINC
Reflex 1 910150 Pediatric Urine Calculations 910114 Phosphorus/Kg Body Weight mg/24 hr/kg 2779-7
Reflex 1
Order Code910150
Order NamePediatric Urine Calculations
Result Code910114
Result NamePhosphorus/Kg Body Weight
UofMmg/24 hr/kg
Result LOINC2779-7
Reflex Table for Calcium/Kg Body Weight
Order Code Order Name Result Code Result Name UofM Result LOINC
Reflex 1 910150 Pediatric Urine Calculations 910112 Magnesium/Kg Body Weight mg/24 hr/kg 24447-5
Reflex 1
Order Code910150
Order NamePediatric Urine Calculations
Result Code910112
Result NameMagnesium/Kg Body Weight
UofMmg/24 hr/kg
Result LOINC24447-5