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

CYP1B1 Gene Sequencing



Clinical Utility:
  • Confirmation of a clinical diagnosis
  • Recurrence risk assessment
  • Prenatal diagnosis
Lab Method:
Capillary Sequencing


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


CPT Codes:
New York Approved:
ABN Required:
Billing Information:
View Billing Policy
ICD Codes:
  • 365.14: Glaucoma of childhood, Infantile or juvenile glaucoma
  • 365.10: Open-angle glaucoma, unspecified, Wide-angle glaucoma NOS
  • 743.2: Buphthalmos Glaucoma: congenital newborn Hydrophthalmos
  • 365.41: Glaucoma associated with chamber angle anomalies
  • 365.11: Primary open angle glaucoma, Chronic simple glaucoma
  • 365.42: Glaucoma associated with anomalies of iris
  • 365.12: Low tension glaucoma
  • 365.43: Glaucoma associated with other anterior segment anomalies
* For price inquiries please email


  1. Aung T (2005) Invest Ophthalmol Vis Sci. 46(8):2816-22.
  2. Miyazawa et al., (2007) Molecular Vision 13: 1912-1919.
  3. Weisschuh et al., (2007) Molecular Vision 13:724-729.
  4. Hauser et al., (2006) ) Invest Opht and Vis Sci 47:2542-2546.
  5. Monemi et al., (2005) Hum Mol Genet 14;6: 725-733.
  6. Aung et al., (2005) ) Invest Opht and Vis Sci 46;8: 2816-2822.
  7. Kumar A (2007) Molecular Vision;13:667-676.
  8. Chavarria-Soley G., (2006) Glaucoma; 15(6):499- 504.
  9. B.J. Fan et al., (2006) Clinical Biochemistry 39 231–239.
  10. Stoilov IR., (2002) Invest Opht and Vis Sci;43:1820-1827.
  11. Bejjani BA et al (1998) Am J Hum Genet;62(2):325-33.
  12. Plasilova M., (1999) J Med Genet;36(4):290-4.
  13. Mashima Y., (2001) Invest Ophthalmol Vis Sci;42(10):2211-6.
  14. Rezaie et al. (2002) Science 295:1077-1079.

Back To Top