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Test Code FBILM Biliary Tract Malignancy-Cytology, FISH, Varies


Specimen Required


Supplies:

PreservCyt Vial (T536)

CytoLyt Solution (T564)

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 for each specimen

Specimen Volume: Entire collection

Collection Instructions: Label with site specimen was collected from (eg, right hepatic duct or common bile duct).


Useful For

Assessing bile duct brushing or hepatobiliary brushing specimens for bile tract malignancy

Additional Tests

Test ID Reporting Name Available Separately Always Performed
BILMA Biliary Tract Malignancy, FISH No Yes

Reflex Tests

Test ID Reporting Name Available Separately Always Performed
BILMB Biliary Tract Malignancy, FISH No No
BILMC Biliary Tract Malignancy, FISH No No
BILMD Biliary Tract Malignancy, FISH No No
BILME Biliary Tract Malignancy, FISH No No
BILMF Biliary Tract Malignancy, FISH No No

Testing Algorithm

When this test is ordered, fluorescence in situ hybridization testing will be performed. When additional specimens are received, the laboratory will add BILMA to the first specimen, BILMB to the second specimen, BILMC to the third specimen, and so on.

Method Name

Cytology Light Microscopy and Fluorescence In Situ Hybridization (FISH)

Reporting Name

Biliary Tract Malignancy-Cyto/FISH

Specimen Type

Varies

Specimen Minimum Volume

See Specimen Required

Specimen Stability Information

Specimen Type Temperature Time Special Container
Varies Refrigerated (preferred)
  Ambient 

Reject Due To

Pancreatic mass
Pancreatic cyst
Pancreatic fine-needle aspiration (FNA)		 Reject

Reference Values

Negative for malignancy.

Interpretation

An interpretive report will be provided.

 

A positive cytology diagnosis is normally definitive for the presence of malignancy.

 

Suspicious or atypical results need further confirmation by clinical observation, repeat cytology, or perhaps appropriate biopsy.

Day(s) Performed

Monday through Friday

Report Available

7 to 10 days

Performing Laboratory

Mayo Clinic 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 US Food and Drug Administration.

CPT Code Information

88112

88377 (if appropriate)

LOINC Code Information

Test ID Test Order Name Order LOINC Value
FBILM Biliary Tract Malignancy-Cyto/FISH 95230-9

 

Result ID Test Result Name Result LOINC Value
71291 Interpretation 69965-2
71292 Participated in the Interpretation No LOINC Needed
71293 Report electronically signed by 19139-5
71294 Addendum 35265-8
71295 Gross Description 22634-0
CY070 Collection Procedure 33724-6
CY042 Source 22633-2
CY043 Clinical History 22636-5
CY044 Fixative 8100-0
71570 Disclaimer 62364-5
71816 Case Number 80398-1