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HelpTest Code BILAO Biliary Tract Malignancy, FISH, Varies
Specimen Required
Supplies: PreservCyt Vial (T536)
Specimen Type: Bile duct brushing, bile duct aspirate, hepatobiliary brushing, or hepatobiliary aspirate (fine-needle aspiration is not acceptable)
Container/Tube: Separate ThinPrep vial, containing 20 mL PreservCyt or CytoLyt solution for each specimen
Specimen Volume: Entire collection
Collection Instructions:
1. If performing local cytology in addition to fluorescence in situ hybridization testing, aliquot half of the specimen into another ThinPrep vial before processing the specimen.
2. Submission of residual specimen (after processing other testing) may compromise the sensitivity of the test.
3. Label each specimen with specific source (eg, right hepatic duct or common bile duct).
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 |
Specimen Type
VariesSpecimen 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) Â |
Reject |
Reference Values
No abnormality detected by fluorescence in situ hybridization
Day(s) Performed
Monday through Friday
Report Available
7 to 10 daysSpecimen Retention Time
Until reportedPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
88377