Test Directory

Test Code
FIBRT
Test Name
FibroTest, Serum
CPT Codes
81596
Included Tests
  • FibroTest-ActiTest, Interpretation
  • Apolipoprotein A1, S
  • Alpha-2-Macroglobulin, S
  • Haptoglobin, S
  • Alanine Aminotransferase (ALT), S
  • Gamma Glutamyltransferase (GGT), S
  • Bilirubin, Total, S
Expected Turnaround Time
2 - 5 days
Clinical Utility

Evaluating hepatic fibrosis in chronic hepatitis C patients.

Diagnosing fibrosis in carriers of chronic hepatitis B virus.

Evaluating hepatic fibrosis in co-infected HIV carriers.

Providing access to new-generation non-interferon treatment for hepatitis.

Evaluating fibrosis in patients suffering from metabolic conditions (nonalcoholic fatty liver disease) and patients who consume excess alcohol.

Specimen and Container Info

Specimen Type: Serum

Preferred Collection Container: Gold Top, Serum Separator

Alternate Collection Container: Red Top, Plain

Desired Specimen Volume: 3 mL

Collection Instructions
  1. Collect a gold top, serum separator tube via venipuncture.
Processing and Submission Instructions
  1. Separate serum from cells within 2 hours of collection.
  2. Transfer 3 mL of serum to an amber aliquot tube.
  3. Centrifuged serum must be light protected within 4 hours of collection.
  4. It is acceptable to draw the blood and then protect it from light after centrifugation as long as it is within 4 hours of collection.
Transport Instructions

Transport to the laboratory refrigerated. 

Stability Requirements

Room Temperature

24 hours

Refrigerated

7 days

Frozen

14 days
Causes for Rejection
  • Gross hemolysis
  • Gross lipemia
  • Gross icterus
  • Patient <2 years of age
Methodology
Varies By Test
Reference Intervals

See patient report.

Alternate Names
  • HCV FibroSure, Liver Fibrosis
  • Hepatic Fibrosi
  • Hepatic Inflammation
  • Hepatitis
  • Liver Inflammation
  • Chronic Hepatitis C
  • Chronic Hepatitis B
Reference Lab
Mayo Clinic Laboratories
Testing Schedule
Varies