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 zebras@genedx.com.

FZD4 Gene Sequencing

FORMS AND DOCUMENTS

TEST DETAILS

Genes:
FZD4
Disorders:
Clinical Utility:
  • Confirmation of a clinical diagnosis
  • Development of an appropriate management plan
  • Differential diagnosis includes retinopathy of prematurity (ROP), Coats disease, persistent fetal vasculature syndrome, Norrie’s disease, and idiopathic retinal detachment.
  • Prenatal diagnosis in families, in which the pathogenic mutation(s) have been identified
Lab Method:
Capillary Sequencing

ORDERING

Test Code:
3271
Turnaround Time:
5-6 weeks
Preferred Specimen:
2-5 mL Blood - Lavender Top Tube

BILLING

CPT Codes:
81479x1
New York Approved:
No
ABN Required:
Yes
Billing Information:
View Billing Policy
ICD Codes:
  • 362.16: Retinal neovascularization NOS, Neovascularization: choroidal subretinal
  • 362.12: Exudative retinopathy Coats' syndrome
  • 362.13: Changes in vascular appearance, Vascular sheathing of retina
* For price inquiries please email zebras@genedx.com

REFERENCES

  1. Chung et al., (2008) Hum Mutat 30:4, 641-648
  2. Dickinson J et al., (2006) Clin and Exp Ophthalmol 34:682-688
  3. Kondo H et al., (2007) IOVS 48:1276-1282
  4. Qin M et al., (2005) Hum Mutat; 26(2):104-12
  5. Riveiro-Alvarez R et al., (2005) Molec Vis 11:705-712
  6. Jiao X (2004) Hum. Genet. 75:878–884
  7. Nallathambi J et al., (2006) Mol Vis; 12: 1086–92
  8. Toomes C et al., (2004) Am J Hum Genet; 74: 721–30
  9. Kondo H (2003) Br J Ophthalmol; 87:1291–1295

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