South Bend Medical Foundation - Your Community Laboratory

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Test Name:
Bile Acids, Fractionated and Total, Serum

• SBMF No:
  45550
• Performance Lab Name:
  ARUP Laboratories
• Test Mnemonic:
  BILE ACIDS
• ABN:
  Not required
• CPT Code:
  83789
• LOINC Code:
  30518-5; 30519-3; 30520-1; 55159-8; 14628-2
• Ref Lab Test No:
  0092610
• Test Includes:
  Cholic Acid (CA)
  Chenodeoxycholic Acid (CDC)
  Deoxycholic Acid (DCA)
  Ursodeoxycholic Acid (UDC)
  Total Bile Acids
• Also Known As:
  Bile Salts
  Chenodeoxycholic Acid
  Cholic Acid
  Deoxycholic Acid
  Fractionated Bile Acids
  Ursodeoxycholic Acid
• Spec Type:
  Serum
• Spec Container:
  Red top (serum) or Gold top (SST) tube
• Pref Vol:
  1.0 mL
• Min Vol:
  0.2 mL
• Fasting:
  Yes
• Patient Prep:
  Patient should be fasting a minimum of eight hours prior to specimen collection
• Spec Collect:
  Routine venipuncture
• Spec Process:
  Allow blood to clot completely at room temperature
  Promptly centrifuge 15 minutes
  Immediately transfer serum to separate plastic tube
• Spec Store Transport:
  Refrigerated
• Spec Stability:
  8 hours room temperature (20-30°C)
  2 weeks refrigerated (2-8°C)
  6 months frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles
• Methodology:
  Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
• Reference Range:
  

  7 years and older:
  Cholic acid (CA) 0-1.9 µmol/L
  Chenodeoxycholic acid (CDC) 0-3.4 µmol/L
  Deoxycholic acid (DCA) 0-2.5 µmol/L
  Ursodeoxycholic acid (UDC) 0-1.0 µmol/L
  Total 0-7.0 µmol/L

  Note:
  Reference intervals were derived using samples obtained after an overnight fast

• Day Run:
  Tue, Fri
• Time Reported:
  2-7 days
• Test Type:
  CHEMISTRY