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Test Code BILAO Biliary Tract Malignancy, FISH


Specimen Required


Supplies: PreservCyt Vial (T536)

Specimen Type: Bile duct brushing, bile duct aspirate, hepatobiliary brushing, or hepatobiliary aspirate

Container/Tube: Separate ThinPrep vial containing 20 mL PreservCyt or CytoLyt solution (T536) for each specimen

Specimen Volume: Entire collection

Collection Instructions: Label each specimen with specific source (eg, right hepatic duct or common bile duct).

Note: Pancreatic mass, pancreatic cyst, or pancreatic fine-needle aspirate specimens are not acceptable.


Forms

Pathology/Cytology Information (T707) in Special Instructions

Useful For

Assessing bile duct brushing or hepatobiliary brushing specimens for malignancy

Testing Algorithm

When this test is ordered, FISH testing will be performed. When additional specimens are received, the laboratory will add BILOB to the second specimen, BILOC to the third specimen, and so on.

Special Instructions

Method Name

Fluorescence In Situ Hybridization (FISH)

Reporting Name

Biliary Tract Malignancy, FISH

Specimen Type

Varies

Specimen Minimum Volume

20 mL

Specimen Stability Information

Specimen Type Temperature Time
Varies Refrigerated (preferred)
  Ambient 

Reject Due To

Hemolysis

NA

Lipemia

NA

Icterus

NA

Other

Pancreatic mass, pancreatic cyst, or pancreatic fine-needle aspiration (FNA)

Reference Values

No abnormality detected by fluorescence in situ hybridization

Day(s) and Time(s) Performed

Monday through Friday; 8 a.m.-5 p.m.

Analytic Time

5 days

Performing Laboratory

Mayo Medical Laboratories in Rochester

Test Classification

This test was developed using an analyte specific reagent. 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 U.S. Food and Drug Administration.

CPT Code Information

88377

LOINC Code Information

Test ID Test Order Name Order LOINC Value
BILAO Biliary Tract Malignancy, FISH In Process

 

Result ID Test Result Name Result LOINC Value
71918 Result Summary 50397-9
71919 Result In Process
71920 Interpretation In Process
71921 Reason for Referral In Process
71922 Specimen In Process
MC029 Source In Process
MC030 Fixation In Process
MC031 Collection Method In Process
MC032 Clinical History In Process
71927 Method 49549-9
71928 Released By In Process

Reflex Tests

Test ID Reporting Name Available Separately Always Performed
BILOB Biliary Tract Malignancy, FISH No No
BILOC Biliary Tract Malignancy, FISH No No
BILOD Biliary Tract Malignancy, FISH No No
BILOE Biliary Tract Malignancy, FISH No No
BILOF Biliary Tract Malignancy, FISH No No