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.

Mnemonic
SNP CHR PB
Methodology

Genomic Microarray (Oligo-SNP Array)/Giemsa band

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

Green (sodium heparin).

Specimen Preparation

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

Storage/Transport Temperature

Room temperature.

Unacceptable Conditions

Clotted specimens. Grossly hemolyzed.

Remarks
Stability

Ambient: 48 hours; Refrigerated: 72 hours; 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

88230; 88261; 88291; 81229

Components
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.
Aliases
Cytogenomic SNP Microarray with Five-Cell Chromosome Study, Constitutional Blood