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Test Code LAB441 Protein, Total - 24 Hour Urine

Performing Laboratory

Asante Rogue Regional Medical Center / Asante Three Rivers Medical Center

Specimen Minimum Volume

1.0 mL of a well mixed 24 hour specimen

Billing Code

2051118

Methodology

Pyrogallol Red 

Specimen Requirements

24 hour urine, 24 hour urine container with no preservative

24 Hour Urine Container Instructions

24 Hour Urine Container with no preservatives

 

Container MUST be labeled with: Office Location, Patient’s First and Last Name and Date of Birth

 

Instruct patient:

  • To label container with Date and time collection started, Date and time collection finished. 
  • Void and DISCARD the first-morning specimen and to record exact time of voiding.
  • Patient should collect all subsequent voided urine for remainder of day and night.
  • Collect first-morning specimen on day 2 at same time as noted on day 1.
  • Collection is complete.
  • Keep urine refrigerated during entire collection. Screw lid on securely.

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

84156  -  Protein, total, except by refractometry; urine

Additional Information

Evaluation of proteinuria, e.g., following urinalysis in which proteinuria is detected.  Evaluate renal diseases,
including proteinuria complicating diabetes mellitus, the nephrotic syndromes, e.g., lipoid nephrosis, membranous, proliferative glomerulopathies, metal poisoning, renal vein thrombosis, systemic lupus erythematosus (SLE), constrictive pericarditis and amyloidosis.  Workup of renal diseases, including congestive heart failure, malignant hypertension, glomerulonephritis, Goodpasture’s syndrome,

Henoch-Schonlein purpura, thrombotic thrombocytopenic purpura and other collagen diseases, cryoglobulinemia, toxemia of pregnancy, drug nephrotoxicity, hypersensitivity reactions, allergic reactions and
renal tubular lesions.

Specimen Transport Temperature and Stability

Refrigerate: 2-8° C

Transport to laboratory as soon as possible 

Assay should be performed within 2 hours of the end of the collection period.

Performing Department

Chemistry

Reasons for Rejection

Lacking collection date

Lacking collection beginning and ending times

Lack of Two Patient Identifiers:

         1-Patient's First & Last name 

         2-Patient's Date of Birth