Urine cytology - reflex to FISH

Alphabetical Test listing

Urine cytology - reflex to FISH-6301A

Urine cytology - reflex to FISH
Urine Non Gyn

Urine FISH testing will be performed at an additional charge if the provider orders reflex FISH testing and the cytology results are atypical/suspicious as determined by the pathologist

Urine, random


  • Do not collect first morning void.
  • Try to collect specimen within four (4) hours of consuming liquid
  • Collect in sterile labeled container
  1. Submit entire specimen.
  2. Containers must be labeled with two unique patient identifiers; unlabeled specimens will be rejected
  3. If multiple specimens are collected, the source must be indicated on each label
  4. Indicate: Cytology ONLY, Reflex FISH if Cytology is Abnormal or Cytology and FISH
  5. Include pertinent clinical history/previous malignancy

If transport will be delayed more then 24 hours add cytolyt at a 3:1 urine to Cytolyt ratio.

Note: Specimens with CytoLyt added are not acceptable for microbiology testing.


Screw cap plastic container (sterile)

Bladder, renal pelvis, ureter or urethral fluids or washings

Sterile container

  • Manual request clients must submit a Non-GYN Cytology request

Refrigerated - 24 hours

  • Unlabeled or mislabeled specimen
  • Unlabeled slide in a labeled slide container
  • Leaking specimen if label has been rendered unreadable
  • Slide broken beyond repair
AHL - Cytology: A
1 - 2 days

Microscopic examination


An interpretive report will be provided

88377 - FISH (reflex if appropriate)