Genetic Testing Company | The DNA Diagnostic Experts | GeneDx

In observance of the holiday, GeneDx will be closed for business on Thursday, November 27, 2014, and will be unable to receive and process specimens. FedEx and UPS will also not operate. We will accept specimens on Friday, November 28, and  will resume our normal work schedule on Saturday, November 29, 2014.  If you have any questions or inquiries, please call us at 301-519-2100 or email us at zebras@genedx.com.

Prenatal TBX5 Gene Sequencing

FORMS AND DOCUMENTS

TEST DETAILS

Genes:
TBX5
Disorders:
Clinical Utility:
  • Full gene sequencing testing for fetuses with prenatal ultrasound findings suggestive of Holt-Oram Syndrome.
  • Mutation-spcific testing for fetuses with a family history of a known TBX5 mutation
Lab Method:
Capillary Sequencing

ORDERING

Test Code:
2363
Turnaround Time:
2-3 weeks
Preferred Specimen:
20 mL Amniotic Fluid
Alternative Specimen:
20 mg CVS, 2 T25 flasks of cultured amniocytes, 2 T25 flasks of cultured chorionic villi

BILLING

CPT Codes:
81405x1, 81265x1, 88235x1
New York Approved:
No
ABN Required:
Yes
Billing Information:
View Prenatal Billing Policy
ICD Codes:
  • 655.23: Hereditary disease in family possibly affecting fetus
  • 655.83: Other known or suspected fetal abnormality, not elsewhere classified
* For price inquiries please email zebras@genedx.com

REFERENCES

  1. Borozdin, W. et al. Hum Mutat. 27:975-976, 2006
  2. Fan, C. et al. J Med Genet. 40:e29, 2003
  3. Brassington, A. et al., Am J Hum Genet. 73: 74-85, 2003
  4. Akrami, SM. et al. J Med Genet. 38:E44, 2001
  5. Heinritz, W. et al., Heart 91: 383-384, 2005
  6. McDermott, D. et al., Pediatr Res. 58: 981-86, 2005

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