Ordering Recommendation

Useful when chromosome and array tests would otherwise have been ordered concurrently. Assay may identify cytogenetically visible rearrangements and provide information regarding mechanism of gains and losses.


Genomic Microarray (Oligo-SNP Array)/Giemsa band




10-14 days
Results requiring the completion of FISH testing may exceed the standard TAT

New York DOH Approval Status
Specimens from New York clients will be sent out to a New York DOH approved laboratory, if possible.
Specimen Required
Patient Preparation

Green (sodium heparin).

Specimen Preparation

Transport 5 mL whole blood. (Min: 1 mL)

Storage/Transport Temperature

Room temperature.

Unacceptable Conditions

Clotted specimens. Grossly hemolyzed.


Ambient: 48 hours; Refrigerated: 72 hours; Frozen: Unacceptable

Reference Interval
Interpretive Data

Refer to report.

Compliance Statement C: For human genetic inheritable conditions and mutations. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Counseling and informed consent are recommended for genetic testing. Consent forms are available online.


This test must be ordered using a Cytogenetic test request form 43097 or through your ARUP interface. Please submit the Genomic Microarray Patient Clinical Information Form with the electronic packing list (https://ltd.aruplab.com/Tests/Pdf/76).

Hotline History
CPT Codes

88230; 88261; 88291; 81229

Component Test Code* Component Chart Name LOINC
2010051 Microarray + 5 Cell Chromo Study, Blood
* 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.
Cytogenomic SNP Microarray with Five-Cell Chromosome Study, Peripheral Blood