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Test Code TPBF Protein, Total, Body Fluid


Ordering Guidance


For protein measurement in spinal fluid specimens, order TPSF / Protein, Total, Spinal Fluid. Testing will be changed to TPSF if this test is ordered on that specimen type.



Necessary Information


1. Date and time of collection are required.

2. Specimen source is required.



Specimen Required


Specimen Type: Body fluid

Preferred Source:

-Peritoneal fluid (peritoneal, abdominal, ascites, paracentesis)

-Pleural fluid (pleural, chest, thoracentesis)

-Drain fluid (drainage, JP drain)

-Pericardial

Acceptable Source: Write in source name with source location (if appropriate)

Collection Container/Tube: Sterile container

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL

Collection Instructions:

1. Centrifuge to remove any cellular material and transfer into a plastic vial.

2. Indicate the specimen source and source location on label.


Forms

If not ordering electronically, complete, print, and send a Renal Diagnostics Test Request (T830) with the specimen.

Useful For

Identification of exudative pleural effusions

 

Differentiating hepatic from other causes of ascites that have elevated serum ascites albumin gradient using peritoneal fluid

Method Name

Colorimetric

Reporting Name

Protein, Total, BF

Specimen Type

Body Fluid

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Body Fluid Refrigerated (preferred) 7 days
  Frozen  30 days
  Ambient  24 hours

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject
Anticoagulant or additive
Breast milk
Nasal secretions
Gastric secretions
Bronchoalveolar lavage (BAL) or bronchial washings
Colostomy/ostomy
Feces
Cerebrospinal fluid
Saliva
Sputum
Urine
Vitreous fluid		 Reject

Reference Values

An interpretive report will be provided.

Day(s) Performed

Monday through Sunday

Report Available

Same day/1 to 2 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test has been modified from the manufacturer's instructions. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

84157

LOINC Code Information

Test ID Test Order Name Order LOINC Value
TPBF Protein, Total, BF 2881-1

 

Result ID Test Result Name Result LOINC Value
TPBF1 Protein, Total, BF 2881-1
FLD23 Fluid Type, Protein, Total 14725-6