Calcium, Random Urine

Abbrev Code:UCALR   
Order Code:LAB371Order Name:Calcium Random Urine
Methodology:Bichromatic endpoint
St Johns/St Joseph/Woodwinds: Arsenezo III dye
CPT Codes: 82340 x1
Test Includes:Urine calcium and creatinine.
Turnaround Time:Performed and reported 24 hours/day.
Associated Links:

Urine Collection Procedure

Collection Instructions

Specimen:Urine, random collection
Optimal Volume:Submit entire collection; analysis requires 1 mL
Container:Plastic leakproof container, sterile
Collection Instructions:A random specimen is acceptable for all peds patients (16 years or less). Cysto Clinic may collect 2-4 hour timed urine collections.

Processing and Shipping

Specimen Processing:Mix collection well before aliquot is taken. Aliquot 5 mL, 1 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:Refrigerated - 7 days; frozen - 6 months.
Test Performed at or Referral Lab Chemistry  (Range, UMMC-West Bank, UMMC-East Bank, Ridges, Northland, Southdale, M Health Clinic and Surgery Center, St. Joseph's, St. John's, Woodwinds)


  • No reference range available; recommend a 24 hour urine collection for calcium.
  • Suspect hypocalcemia or hypercalcemia.
  • Monitor treatment for calcemic disorder.


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