Genetic Testing Company | The DNA Diagnostic Experts | GeneDx

In observance of Thanksgiving, GeneDx will be closed and will not accept specimens on Thursday, November 26, 2015. We will accept specimens but operate on a modified schedule on Friday, November 27, 2015.  We will resume our normal schedule on Saturday, November 28, 2015.  If you have any questions or inquiries, please call us at 301-519-2100 or email us at

MYCN Gene Sequencing



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:
Capillary Sequencing


Test Code:
Turnaround Time:
6-7 weeks
Preferred Specimen:
2-5 mL Blood - Lavender Top Tube
Alternative Specimen:
Oral Rinse (30-40 mL), Dried Blood Spots, Buccal Brushes


CPT Codes:
New York Approved:
ABN Required:
Billing Information:
View Billing Policy
* For ICD9 to ICD10 conversion please follow this link
ICD-9 Codes:
  • 759.7: Multiple congenital anomalies, so described Congenital: anomaly, multiple NOS deformity, multiple NOS
  • 755.1: Syndactyly Symphalangy Webbing of digits
  • 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
* 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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