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Test Code LABFBILM Pancreatobiliary FISH

Additional Codes

Test Name in EPIC

EPIC Test Code

Mnemonic

ARUP Test ID

BILIARY TRACT MALIGNANCY-CYTOLOGY, FISH

LABFBILM PF FISH 2002528

 

Reporting Name

Pancreatobiliary FISH

Methodology

Fluorescence in situ Hybridization (FISH)/Computer Assisted Analysis/Microscopy

Performing Laboratory

ARUP Laboratories

500 Chipeta Way

Salt Lake City, UT 84108-1221

 

Specimen Requirements

Specimen source is required.

Patient Preparation:
Collect:
Bile or pancreatic duct brushings, biliary stent, or fine needle aspirates of the pancreas in UroVysion FISH Collection Kit

Specimen Preparation:
Place specimen in Cytolyt or PreservCyt fixative vial. If the specimen is a brushing, submit the brush in the fixative. Specimen should be placed in fixative vial immediately after collection.

Storage/Transport Temperature:
Ambient or Refrigerated.

Unacceptable Conditions:
Frozen specimens. Unfixed specimens not collected in Cytolyt or PreservCyt fixative. Specimens submitted in expired collection vials.

Specimen Transport Temperature

Stability:
Ambient: 1 week from collection; Refrigerated: 1 week from collection; Frozen: Unacceptable

Reference Values

Positive ≥5 cells with gains of two or more chromosomes are present
Equivocal Tetrasomy Cells present with tetrasomic or near tetrasomic signal patterns
Equivocal Trisomy ≥10 cells with gains of a single chromosome, (Trisomy 7 or Trisomy 3)
Negative < 5 abnormal cells are present

Test Classification and CPT Coding

883366

Useful For/Utility

Detect aneuploidy for chromosomes 3, 7, and 17. Use in conjunction with current standard diagnostic procedures as an aid for diagnosis of pancreatic cancer.

Day(s) Performed

 Monday - Friday

Reported: 4-12 days