Osmolality, Urine

Test Code
70303

Alias/See Also
UOSMO; Urine Osmolality

CPT Codes
83935

Preferred Specimen
2 mL fresh random urine. (minimum 0.5 mL)

Instructions
Obtain specimen in urine collection cup.

Transport Container
Urine Collection Cup

Transport Temperature
Refrigerated
     For specimen integrity in the lock box click here

Specimen Stability
Room Temperature = 1 day
Refrigerated = 1 day
Frozen = n/a

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.

Methodology
osmometer

Setup Schedule
24/7
MVCHEM

Report Available
1 day excluding weekends

Reference Range
SEX AGE Report Normals Units
N/M/F 133Y 50 - 1200 MOSM/KG 


Performing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine, OH 45439



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.