Athena Diagnostics - Testing that Makes a Difference
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TSC1 DNA Sequencing Test #521
Type of Disorder: Epilepsy
Typical Presentation: Any combination of seizures, developmental delay, skin lesions, cortical tubers and hamartomas in various parts of the body
Disease(s) tested for: Tuberous Sclerosis
Test Details
Test Code: 521
Profiles that contain this test: Complete Tuberous Sclerosis Evaluation, Complete Tuberous Sclerosis Evaluation (Old)
Informed Consent Required: Yes
Medicare ABN Required: Yes
Special Notes: Unless a family member has been confirmed by prior testing, it is recommended that this test be done as part of the Complete Tuberous Sclerosis Evaluation, #520
Technical Information
Utility: Detects sequence variations in TSC1 gene
Methodology: Polymerase Chain Reaction (PCR) and DNA sequencing
Reference Value: No sequence variation detected
CPT Code(s): 83891(1), 83898(22), 83904(22), 83909(1), 83912(1)
Patents: 6,326,483 and 6,548,258
Shipping Considerations
Please label each specimen tube with two forms of patient identification. These forms of identification must also appear on the requisition form.
Preferred Specimen Requirements
Type: Whole blood
Minimum Volume: 20ml
Collection Tube: Lavender top (EDTA)
Storage Conditions: Room temperature
Shipping Conditions: Room temperature, avoid freezing. Ship same day, must arrive Monday - Friday.
Test Turnaround: 21-28 days
Canada US