ARUP's Laboratory Test Directory

Urea Nitrogen, Fluid : 0020183

Mnemonic: FL UN

Methodology: Spectrophotometry
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Collect: Body fluid.

Specimen Preparation: Centrifuge and separate to remove cellular material. Transport 1 mL body fluid. (Min: 0.2 mL)

Storage/Transport Temperature: Refrigerated.

Remarks: Indicate source on test request form.

Stability (collection to initiation of testing): Ambient: 24 hours; Refrigerated: 5 days; Frozen: 1 year
Reference Interval:
Not established
Interpretive Data:

See Compliance Statement B: www.aruplab.com/CS
CPT Code(s): 84520