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HelpTest Code CHLBF Cholesterol, Body Fluid
Reporting Name
Cholesterol, BFUseful For
Aiding in the diagnosis of a cholesterol effusion or cholesterol-rich pseudochylous effusion in body fluids
Distinguishing between chylous and pseudochylous pleural effusions
Distinguishing between malignant and nonmalignant ascites
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
Body FluidOrdering Guidance
This test provides a measurement of cholesterol in body fluids, which is useful for screening of a cholesterol effusion or cholesterol-rich pseudochylous effusion. To distinguish between chylous and nonchylous effusions, order BFLA1 / Lipid Analysis, Body Fluid; which measures cholesterol and triglyceride concentrations, as well as chylomicrons and plasma lipoproteins.
Necessary Information
1. Date and time of collection are required.
2. Specimen source is required.
Specimen Required
Preferred Source:
-Peritoneal fluid (peritoneal, abdominal, ascites, paracentesis)
-Pleural fluid (pleural, chest, thoracentesis)
-Drain fluid (drainage, JP drain)
-Pericardial fluid
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.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Body Fluid | Frozen (preferred) | 30 days | |
| Refrigerated | 7 days | ||
| Ambient | 24 hours |
Reference Values
An interpretive report will be provided.
Day(s) Performed
Monday through Sunday
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
84311-Spectrophotometry, analyte not specified (cholesterol)
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| CHLBF | Cholesterol, BF | 12183-0 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| FLD25 | Fluid Type: | 14725-6 |
| BFCHL | Cholesterol (BF) | 12183-0 |
Report Available
Same day/1 to 2 daysReject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
| Gross icterus | Reject |
| Anticoagulant or additive Amniotic fluid Breast milk Saliva Nasal secretions Sputum Synovial fluid Bronchoalveolar lavage (BAL) or bronchial washings Colostomy/ostomy Feces Spinal fluid Gastric secretions Urine Vitreous fluid | Reject |
Method Name
Colorimetry