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Published on January 25, 2018

Calcium Urine 24 Hour

SIM

10630 

CPT

82340 

Synonyms

Urine Ca 

Specimen Type

Voided 24 hour Urine 

Container

24 hour urine container

Collection Instructions

•  Collect all urine voided for 24 hours and place in the 24 hour urine container.
•  The collection container is to be kept in the refrigerator or on ice during the timed period.
•  Note the number of hours of urine collection on the aliquot.

Volume

Max: 5 ml preferred
Min:  1 ml

Additional Information

None

Patient Preparation

None

Specimen Processing Instructions

  • Refrigerate
  • Note the number of hours of urine collection on the aliquot.
  • Give aliquot to Core Lab so a tech can acidify with 2-3drops of 6N HCL.

Transport Requirements

Refrigerated

Specimen Stability

Refrigerated: 72 hours 

Rejection Criteria

Insufficient volume

Reference Range

100 - 240 mg/24 hour

Critical Value

None 

Test Includes

Urine Calcium 

Methodology

Arzenazo 

Testing Frequency

Daily, Monday - Sunday 

 

Reviewed By

Sandy Hammett 

Reviewed Date

1-25-18

Supplemental

  

Reviewed by Sandy Hammett on January 25, 2018

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