X Chromosome Ultra-High Density Microarray
2004434
Ordering Recommendation
Detects exon-level losses or gains of DNA on the X chromosome in individuals with unexplained intellectual disability, autism or other X-linked conditions. For whole-genome coverage, refer to Cytogenomic SNP Microarray (2003414).
Mnemonic
X ARRAY
Methodology
Exonic Oligonucleotide-based CGH Microarray
Performed
Sat-Sun
Reported
3-4 weeks  
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
Contact ARUP's genetic counselor at (800) 242-2787, extension 2141 prior to test submission.   
Specimen Preparation
  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Clotted specimens.  
Remarks
Submit the Patient History Form for X Chromosome Array Studies with the Electronic Packing List. Disease-specific patient history forms are available at www.aruplab.com/genetics/forms.php.  
Stability
Ambient: 72 hours; Refrigerated: 1 week; Frozen: Unacceptable  
Reference Interval
By Report  
Interpretive Data
Refer to report  
Note
 
CPT Code(s)
81479
Components
Component Test Code*Component Chart NameLOINC
2004435X Chromosome Microarray 
* 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
  • CGH X Chromosome
  • GMA X Chromosome
  • ID
  • Intellectual Disability
  • Mental Retardation
  • Microarray X Chromosome
  • MR
  • X-Linked Mental Retardation
  • XLMR