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Test #
150
Test CPT Codes
81229
Microarray – Postnatal SNP and Copy Number Array
Test Type
Constitutional Genetics (Biochemical & Molecular Genetics)
Test Disease / Components
Genetic chromosomal imbalances
Test Technology
Microarray
Clinical Utility
The recommended first-tier test for developmental delay, multiple anomalies, and autism-spectrum disorders. This test can also be ordered on parents to determine if a copy number variant in a child is inherited or de novo.
Test Specimen
Peripheral Blood
Green Top Sodium Heparin or Lavender top K2EDTA
Specimen volume 5 mL preferred (min: 1 mL)
Ship samples at room temperature (do not freeze or fix)
Rejection Criteria:
Frozen or Fixed Specimen
Clotted or grossly hemolyzed specimen
Storage, Stability & Shipping
Storage:
Label specimen with patient's name and date of birth
Complete requisition form with necessary information
Local Clients call KSL Diagnostics at 1.800.960.1080 to schedule a pickup
Ship samples at room temperature (do not freeze or fix)
Stability:
Specimen viability decreases during transit
Send to testing lab day of collection when possible
Specimen optimum if received within 48 hours
Turnaround Time (TAT)
10 Days