Calcium, Urine, Timed




Test Mnemonic

UCALTM

CPT Codes

  • 82340 - QTY (1)

LOINC ®

35675-8

Performing Laboratory

n/a


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
5 mLUrine, timed (well-mixed)Clean containerRefrigerate during collection.RefrigeratedIndicate urine volume and hours of collection.

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
2 mL     

Stability

Environmental Condition Description
Ambient2 days
Refrigerated4 days
Frozen3 weeks

Days Performed

Mon - Fri

Turnaround Time

8 hours

Methodology

Name Description
O-Cresolphthalein Complexone 

Reference Range

Calcium, Urine, Timed
Sex Age From Age To Type Range Range Unit
   Years99 YearsNormal4.2 -12.5 (May vary with diet)mg/hr

Special Info

Refrigerate during collection. Indicate hours of collection.

Clinical Info

Evaluation of calcium metabolism

Clinical Limitation

n/a

Clinical Reference

n/a