Genetic Testing Company | The DNA Diagnostic Experts | GeneDx

In observance of Independence Day, GeneDx will be closed on Friday, July 3rd, and Saturday, July 4th. Nevertheless, all specimens arriving on Friday, July 3rd will be accepted, accessioned and processed. We will not accept specimens on Saturday, July 4th. We will resume our normal Monday through Saturday schedule on Monday, July 6, 2015. Please also note that FedEx works on a modified schedule on Friday, July 3rd and FedEx and UPS are closed on Saturday, July 4th. If you have any questions or inquiries, please call us at 301-519-2100 or email us at

SAG Remaining Exon Sequencing



Clinical Utility:
  • Confirmation of a clinical diagnosis.
  • Development of an appropriate management plan.
  • Prenatal diagnosis in families with a defined mutation
Lab Method:
Capillary Sequencing


Test Code:
Turnaround Time:
6-7 weeks
Preferred Specimen:
2-5 mL Blood - Lavender Top Tube


CPT Codes:
New York Approved:
ABN Required:
Billing Information:
View Billing Policy
ICD Codes:
  • 368.61: Congenital night blindness, Hereditary night blindness, Oguchi's disease
  • 368.63: Abnormal dark adaptation curve, Abnormal threshold of cones or rods, Delayed adaptation of cones or rods
* For price inquiries please email


  1. al-Jandal et al., (1999) Human Mutation 13:75-81
  2. Dryja et al., (1993) Nat Genet 4:280-283
  3. Yamamoto H et al., (1999) Nat Genet 22:188-91
  4. Nakamura et al. (2003) Doc Ophthalmol 107(1):3-11
  5. Nakamura et al., (2000) Invest Ophthalmol Vis Sci 41(12):3925-32
  6. Yamamoto et al., (1997) Nat Genet 15(2):175-178
  7. Nakamura et al., (2004) American Academy of Ophthalmology 111(7):1410-1414
  8. Nakazawa et al., (1998) Arch Ophthalmol 116:498-501
  9. Fuchs et al., (1995) Nat Genet 10:360-362
  10. Li et al., (2009) Am J Hum Genet 85:711-719
  11. Audo et al., (2009) Am J Hum Genet 85: 720- 729
  12. Bech-Hansen et al., (2000) Nat Genet 26: 319-323
  13. Pusch et al., (2000) Nat Genet 26:324-327
  14. Xiao et al., (2006) J Hum Genet 51:634-640
  15. van Genderen et al., (2009) Am J Hum Genet 85: 730-736

Back To Top