Sign in →

Test Code U Ca/Cr Urine Calcium/Creatinine Ratio

Additional Codes

Includes:

CA U

Creatinine U

Sample Requirements

Specimen: Random Urine

Container(s): Sterile Screw-Capped Container

Preferred Vol:  2 mL

Minimum Vol: 1 mL

 

Note: Calculated value - see Ca U and Cre U for collection instructions.

Processing Instructions

Reject due to:  

Spin: N

Aliquot: N

Temp: 2-8 C

Storage location: Calculated value - see Ca U and Cre U for collection instructions.

 

Off-site collection:  Calculated value - see Ca U and Cre U for collection instructions.

Stability

 

Specimen Type Temperature Time
Urine Room Temp

N

Urine Refrigerated

 7 D

Urine Frozen

180 D

 

 

Availability

STAT Performed TAT
N M - F, day shift  1 - 3 d

 

Performing Laboratory

Seattle Children's Laboratory    

Department

Department:  Chemistry

Location: Chem East

Phone Number: 206-987-2617

Reference Range

Age mg/dL
0 - 6 months </= 0.80
7 - 11 months </= 0.60
>/= 1 year </= 0.20

 

Methodology

Method: Spectrophotometry by Vitros 4600

Analytical Volume: 1 mL urine

CPT Codes

82310, 82570