Test Overview
Test Methodology

Fluorescence In Situ Hybridization (FISH)

Reference Range *

Interpretive report provided

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Limitations

The results of this test may be of uncertain clinical significance

Test Details
Days Set Up
Monday - Friday
Analytic Time

9 - 28 days

Soft Order Code
  • CMA
  • CMA
Reference Laboratory
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in a green top tube with sodium heparin. Send whole blood to Specimen Processing ambient. A "Family Member Phenotype Information for Genomic Testing" from Mayo is required to accompany specimen

Alternate Specimen
No other anticoagulants are acceptable
Normal Volume
4 mL whole blood
Minimum Volume
1 mL whole blood
Storage Temperature
Ambient preferred, refrigerated acceptable
Rejection Criteria
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability
Additional Information

Test performed by Mayo Clinic Laboratories

CPT Code
88271x2, 88291
Reflex CPT
88271 (variable), 88273, 88274 (variable), 88275