CALCIUM, URINE

Mnemonic

CAU

Specimen Collection Requirements

Collect

Urine, Preferred: 24 hour, one sterile acid-free container, also acceptable, random

Handling

Collect urine over 24 hours. Refrigerate during collection. Mix urine well before removing aliquot. Record collection time interval and total volume on transport tube and test request form. SHS Laboratories will adjust the pH to 2 with 6N HCl before testing occurs.

Preferred Volume

1.0 mL

Minimum Volume

0.5 mL

Transport

Refrigerated (2-8°C)

Stability

Ambient (15-25°C): 5 days; Refrigerated (2-8°C): 5 weeks; Frozen (at or below –20°C): 6 month

Testing Information

Performed

7 days/week

Method

Colorimetry

Referral Lab

Samaritan Health Services Laboratories

Reference Values

Reference Values

TIMED URINES:
100-300 mg/24HR
RANDOM URINES: Not established

CPT Codes

82340

Last Updated: Thursday, January 5, 2017 03:42:01 AM