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Test Catalog
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105K WholeGenome Chromosomal Microarray Analysis |
#703 |
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| Type of Disorder: |
Mental Retardation |
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| Typical Presentation: |
developmental delay, dysmorphic features, Mental Retardation, patients with unknown symptomology |
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| Disease(s) tested for: |
Mental retardation, Developmental delay |
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| Test Details |
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| Test Code: |
703 |
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| Informed Consent Required: |
Yes |
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| Medicare ABN Required: |
Yes |
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| Technical Information |
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| Utility: |
Detects microduplications and microdeletions on chromosomal DNA including the telomeric and subtelomeric regions |
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| Methodology: |
Microarray with FISH confirmation |
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| Reference Value: |
No duplications or deletions detected |
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| CPT Code(s): |
83891(1), 83892(1), 88386(1) |
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| Shipping Considerations |
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| Preferred Specimen Requirements |
| Type: |
Whole blood |
| Minimum Volume: |
Adult: 20 mL, Pediatric: 8 mL, Newborn and small infant: 4 mL |
| Collection Tube: |
10 mL in Lavender (EDTA), 10 mL in Green (Sodium Heparin). Pediatric minimum is 4 mL in each tube. Newborn and small infant minimum is 2 mL in each tube |
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| Storage Conditions: |
For short periods (until shipped) at 4?C |
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| Shipping Conditions: |
Overnight at room temperature. Hemolysis may compromise DNA recovery and integrity after 24 hours; therefore, specimen arrival must be less than 24 hours after collection. |
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| Test Turnaround: |
7 - 14 days |
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