ARUP's Laboratory Test Directory

Protein, Total, Urine : 0020479

Mnemonic: UTP

Methodology: Quantitative Spectrophotometry
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Patient Prep: Refrigerate during collection.

Collect: 24-hour urine with no additive. Also acceptable: Random urine.

Specimen Preparation: Transfer 4 mL aliquot of urine from a well-mixed collection to an ARUP Standard Transport Tube. (Min: 1 mL) Record total volume and collection time interval on transport tube and test request form.

Storage/Transport Temperature: Refrigerated.

Unacceptable Conditions: Specimens collected in acid (such as those previously preserved with HCl).

Stability (collection to initiation of testing): Ambient: 24 hours; Refrigerated: 1 week; Frozen: 1 month
Reference Interval:
 
Test Number Components Reference Interval
 Protein, Total, Urine (measurement) By report (reports may vary based on instrumentation).
 Total Protein - mg/dL By report (reports may vary based on instrumentation).
 Creatinine, Urine - per 24h  
 
Age Male Female
3-8 years 140-700 mg/d 140-700 mg/d
9-12 years 300-1300 mg/d 300-1300 mg/d
13-17 years 500-2300 mg/d 400-1600 mg/d
18-50 years 1000-2500 mg/d 700-1600 mg/d
51-80 years 800-2100 mg/d 500-1400 mg/d
81 years and older 600-2000 mg/d 400-1300 mg/d
 Total Protein/Creatinine Ratio, Urine  
 
Age Male Female
7-9 years
10-12 years
13-15 years
16-17 years
18 years and older 		61-220 mg/g
59-220 mg/g
41-371 mg/g
31-242 mg/g
15-68 mg/g 		70-548 mg/g
57-334 mg/g
33-307 mg/g
36-329 mg/g
10-107 mg/g

Interpretive Data: Total urine protein measurement using this method characteristically underestimates urinary light chains.
CPT Code(s): 84156
Cross References: Total Protein (Protein, Total, Urine), UTP (Protein, Total, Urine)