Microarray Family Study by FISH (INACTIVE as of 01/04/16)
Ordering Recommendation
Contact an ARUP genetic counselor at 800-242-2787 x2141 to determine if this is the appropriate test prior to ordering.
Fluorescence in situ Hybridization
New York DOH Approval Status
Specimens from New York clients will be sent out to a New York DOH approved laboratory, if possible.
Time SensitiveTime Sensitive

Specimen Required
Patient Preparation
Green (sodium heparin).  
Specimen Preparation
Transport 5 mL whole blood in original collection tube. (Min: 2 mL)  
Storage/Transport Temperature
Room temperature.  
Unacceptable Conditions
Frozen specimens. Clotted specimens.  
Ambient: 48 hours; Refrigerated: 72 hours; Frozen: Unacceptable  
Reference Interval
Interpretive Data

Compliance Statement C: The performance characteristics of this test were validated by ARUP Laboratories. The U.S. Food and Drug Administration (FDA) has not approved or cleared this test; however, FDA approval or clearance is currently not required for clinical use of this test. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions. ARUP is authorized under Clinical Laboratory Improvement Amendments (CLIA) and by all states to perform high-complexity testing.

Counseling and informed consent are recommended for genetic testing. Consent forms are available online.
Order this test to identify a known deletion or duplication, identified by microarray, in a family member. If the original array was not performed at ARUP, contact ARUP's genetic counselor at (800) 242-2787 extension 3922.
CPT Code(s)
88230; 88271; 88273; 88291
Component Test Code*Component Chart NameLOINC
0040173GMA Family Confirmation Study by FISH 
2002191EER Family Confirmation Study by FISH 
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
  • Array follow up
  • CGH follow up
  • Family testing
  • Microarray follow up
  • parent
  • Parental array follow up
  • Parental CGH follow up
  • Parental microarray follow up
  • parental testing