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L1CAM Gene Sequencing & Del/Dup

FORMS AND DOCUMENTS

TEST DETAILS

Genes:
L1CAM
Disorders:
Clinical Utility:
  • Patients with hydrocephalus and at least one L1CAM–associated finding
  • Carrier testing in female relatives
  • Risk assessment
  • Prenatal diagnosis in at-risk pregnancies
Lab Method:

ORDERING

Test Code:
552
Turnaround Time:
9-10 weeks
Preferred Specimen:
2-5 mL Blood - Lavender Top Tube

BILLING

CPT Codes:
81407x1, 88271x40, 88291x1
New York Approved:
No
ABN Required:
Yes
Billing Information:
View Neurology Billing Policy
ICD Codes:
  • 334.1: Hereditary spastic paraplegia
  • 742.3: Congenital hydrocephalus Aqueduct of Sylvius: anomaly obstruction,, congenital stenosis, Atresia of foramina of Magendie and Luschka Hydrocephalus in newborn
  • 331.4: Obstructive hydrocephalus, Acquired hydrocephalus NOS
* For price inquiries please email zebras@genedx.com

REFERENCES

  1. Vos, J. (2010) J Med Genet. 47(3):169-75
  2. Jackson, SR. (2009) Pediatr Surg Int. 25(9):823-5
  3. Jouet, M. (1994) Nature Genet. 7: 402-407, 1994
  4. Finckh, U. (2000) Am. J. Med. Genet. 92: 40-46

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