Ordering Recommendation

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

Mnemonic
CMA SNP
Methodology

Genomic Microarray (Oligo-SNP Array)

Performed

Sun-Sat

Reported

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
Collect

Collect: Green (Sodium Heparin). Peripheral blood required. Also acceptable: Lavender (K2EDTA).
New York State Clients: Green (Sodium Heparin) AND Lavender (K2EDTA).

Specimen Preparation

Transport 5 mL whole blood. (Min: 1 mL)
New York State Clients: Transport 4 mL whole blood in the original Green (Sodium Heparin) tube and 3 mL whole blood in the original Lavender (K2EDTA) tube. (Min: 2 mL Sodium Heparin and 2 mL EDTA).

Storage/Transport Temperature

Room temperature.

Unacceptable Conditions

Clotted specimens.

Remarks
Stability

Ambient: 48 hours; Refrigerated: 72 hours; Frozen: Unacceptable
New York State Clients: Ambient: 1 week; Refrigerated: 1 week; Frozen: Unacceptable

Reference Interval
Interpretive Data

Refer to report.

Compliance Category

Laboratory Developed Test (LDT)

Note

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
N/A
CPT Codes

81229

Components
Component Test Code* Component Chart Name LOINC
2003415 Cytogenomic SNP Microarray 62375-1
2003416 EER Cytogenomic SNP Microarray 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.
Aliases
  • aCGH
  • Array CGH
  • Array Comparative Genomic Hybridization
  • CGH
  • Chromosomal Microarray
  • CMA
  • Comparative Genomic Hybridization
  • Congenital Array
  • Constitutional Array
  • Genomic Microarray
  • Microarray
  • Molecular Karyotype
  • Oligo Array
  • Oligonucleotide Array
  • Single-nucleotide-polymorphism (SNP) array
  • Targeted Array
  • Whole Genome Array
Cytogenomic SNP Microarray