Genetic Testing Company | The DNA Diagnostic Experts | GeneDx

In observance of the holidays, GeneDx will be closed for business on Thursday, December 25, 2014 and on Thursday, January 1, 2015. We will be unable to receive and process specimens. FedEx and UPS will also not be in operation. Except for the aforementioned dates, GeneDx will operate on our normal schedule (Monday-Saturday), including December 24th and December 31st.  If you have any questions or inquiries, please call us at 301-519-2100 or email us at

MYCN Del/Dup



Clinical Utility:
  • 1. Confirmation of a clinical diagnosis
  • 2. To differentiate Feingold syndrome from VATER/VACTERL and other disorders with esophageal atresia
  • 3. Risk assessment
  • 4. Prenatal diagnosis in families with an affected child who has a known mutation
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:
  • 750.3: Tracheoesophageal fistula, esophageal atresia and stenosis, Absent esophagus, Atresia of esophagus, Congenital: esophageal ring stenosis of esophagus, stricture of esophagus, Congenital fistula: esophagobronchial, esophagotracheal, Imperforate esophagus Webbed esophagus
  • 759.7: Multiple congenital anomalies, so described Congenital: anomaly, multiple NOS deformity, multiple NOS
  • 755.1: Syndactyly Symphalangy Webbing of digits
* For price inquiries please email


  1. Celli, J. et al., (2003)Feingold syndrome: clinical review and genetic mapping Am J Med Genet. 122A: 294-300
  2. Van Bokhoven, H. et al. (2005) MYCN haploinsufficiency is associated with reduced brain size and intestinal atresias in Feingold syndrome.Nat Genet. 37: 465-467
  3. Van Bokhoven, H. (2006) Personal communication
  4. Celli, J. et al. (2000) Familial syndromic esophageal atresia maps to 2p23-p24.Am J Hum Genet 66:436-444
  5. Marcelis C. et al., (2008) Genotype-Phenotype Correlations in MYCN-Related Feingold Syndrome. Hum Mut 29(9):1125-1132

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