Ordering Recommendation

Preferred first-tier test for developmental delay, multiple anomalies, and autism-spectrum disorders. Testing is performed on buccal sample.


Genomic Microarray (Oligo-SNP Array)




10-14 days

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

One buccal swab using the Oracollect collection kit ensuring the sponge tip does not come into contact with any suface prior to collection.  Donor should not eat, drink, smoke or chew gum for 30 minutes before collecting oral sample.

Specimen Preparation

Transport Buccal swab in ORAcollect Collection kit (ARUP supply #49295). Available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787.

Storage/Transport Temperature

Room temperature.

Unacceptable Conditions

Specimen exposed to extreme temperatures. Specimens collected in or by any specimen device other than indicated.


Ambient: 72 hours; Refrigerated: 72 hours; Frozen: 1 month

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


Component Test Code* Component Chart Name LOINC
2006268 Cytogenomic SNP Microarray Buccal Swab 62375-1
2006269 EER CMA BUCCAL 11526-1
* 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.
  • genomic microarray, oligo-SNP array
Cytogenomic SNP Microarray Buccal Swab