Cytogenomic SNP Microarray Buccal Swab
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.
ARUP Consult®
Disease Topics
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 Patient History Form - Chromosome Studies with the Electronic Packing List. The form is available on ARUP's Web site,
Hotline History
Component Test Code*Component Chart NameLOINC
2006268Cytogenomic SNP Microarray Buccal Swab62375-1
2006269EER CMA BUCCAL11526-1
* 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