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Test Code LAB712 Creatinine, Urine, 24-Hour

Important Note

This test is included in the following tests:  Creatinine Clearance, Urine Chloride 24 hr, Urine Potassium 24 hr, Microalbumin 24 hr, Urine Sodium 24 hr, Urine Urea Nitrogen 24 hr (TidalHealth Nanticoke Only), and Urine Protein 24 hr.

Do not order seperately if any of these tests are ordered.

Additional Codes

CPT Code: 82570

Performing Laboratory

TidalHealth Peninsula Regional - Core Laboratory: Chemistry

Specimen Requirements

Submit an entire 24-hour urine collection in a plastic urine container. Refrigerate specimen during collection, and send specimen refrigerated. Forward promptly to laboratory.

Note: 1. 50% Acetic acid, boric acid, or 6N HCl are acceptable preservatives.

2. Follow instructions in Urine Collection in Special Instructions.

Reference Values

Males: 0.8-2.0 g/24 hours

Females: 0.6-1.5 g/24 hours

Special Instructions