Genetic Testing Company | The DNA Diagnostic Experts | GeneDx

In observance of the holiday, GeneDx will be closed for business on Thursday, November 27, 2014, and will be unable to receive and process specimens. FedEx and UPS will also not operate. We will accept specimens on Friday, November 28, and  will resume our normal work schedule on Saturday, November 29, 2014.  If you have any questions or inquiries, please call us at 301-519-2100 or email us at

GPC3 Del/Dup



Clinical Utility:
  • Confirmation of a clinical diagnosis
  • Carrier testing in individuals with a known familial GPC3 mutation
  • Prenatal diagnosis in at-risk pregnancies
Lab Method:
Exon Array CGH


Test Code:
Turnaround Time:
3-4 weeks
Preferred Specimen:
2-5 mL Blood - Lavender Top Tube


CPT Codes:
84311x1, 88271x10, 88291x1
New York Approved:
ABN Required:
Billing Information:
View Billing Policy
ICD Codes:
  • 759.89: Other Congenital malformation syndromes affecting multiple systems
  • 775.6: Neonatal hypoglycemia
  • 319: Unspecified mental retardation, Mental deficiency NOS, Mental subnormality NOS
  • 750.15: Macroglossia Congenital hypertrophy of tongue
  • 766.1: Other "heavy-for-dates" infants, Other fetus or infant "heavy-" or "large-for-dates" regardless of period of gestation
* For price inquiries please email


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  4. Pilia et al., (1996) Nat Genet 12:241-247
  5. Veugelers, et al., (2000) Hum. Mol. Genet. 9:1321-1328
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  7. Sakazume, et al., (2007) Am. J. Med. Genet. 143A: 1703-1707
  8. Hughes-Benzie, et al., (1996) Am. J. Hum. Genet. 66:227-234
  9. Lindsay, et al., (1997) J. Med. Genet. 34:480-483
  10. Lin, et al., (1999) Am. J. Hum. Genet. 83:378-381

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