Johns Hopkins DNA Diagnostic Laboratory

PLEASE NOTE: Informed consent from the patient is required prior to ordering a genetic test. The DNA Diagnostic Lab's consent is located on the second page of the requisition form. There is also a patient brochure, "Things Every Patient Should Know Before Consenting to a Genetic Test", available for download.

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Ataxia Telangiectasia

Gene:    ATM   
Test:   Direct mutation analysis by DNA sequencing of all coding regions plus intron/exon boundaries.
    
CPT Codes:
  83891 x 1
83898 x 60
83904 x 67
83909 x 67
83912 x 1
Sensitivity:   91-99% of previously reported ATM mutations will be detected by this assay.
   
Cost:   $4009
Turn Around Time:    6 to 8 weeks
Special Considerations:   The discount offered for this test is in place for a limited time and is subject to change without notice.

Please call the laboratory to find out about prices and codes for prenatal testing and testing for a known familial mutation.  

 Click here for Sample Requirements

Click Here for Requisition and Billing forms

Click here for clinical information on Ataxia Telangiectasia.