Ordering Recommendation

Diagnostic testing for individuals with a clinical diagnosis or suspicion of tuberous sclerosis complex. Presymptomatic testing for individuals at risk for tuberous sclerosis complex based on a family history.

New York DOH Approval Status

Testing is not New York state approved. Specimens from New York clients will be sent out to a New York state-approved laboratory.

Specimen Required

Patient Preparation
Collect

Lavender or pink (EDTA) or yellow (ACD solution A or B).
New York State Clients: Lavender (EDTA)

Specimen Preparation

Transport 3 mL whole blood. (Min: 3 mL)
New York State Clients: 5 mL (Min: 3 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Serum or plasma; grossly hemolyzed or frozen specimens; saliva, buccal brush, or swab; FFPE tissue.

Remarks
Stability

Ambient: 72 hours; Refrigerated: 1 week; Frozen: Unacceptable

Methodology

Massively Parallel Sequencing

Performed

Varies

Reported

10-15 days

Reference Interval

Refer to report

Interpretive Data

Refer to report.

Compliance Category

Laboratory Developed Test (LDT)

Note

Genes tested: TSC1 , TSC2

When testing cord blood specimens, the presence of maternal cell contamination (MCC) is possible, which may impact result interpretation. If clinically warranted, testing for MCC is available, at a charge, through ARUP Laboratories.

Hotline History

N/A

CPT Codes

81405, 81406, 81407

Components

Component Test Code* Component Chart Name LOINC
3002101 Tuberous Sclerosis Interp 50398-7
3002102 Tuberous Sclerosis Specimen 31208-2
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • Bourneville disease
  • Bourneville phakomatosis
  • cerebral sclerosis
  • epiloia
  • sclerosis tuberosa
  • TSC
  • TSC1
  • TSC2
  • tuberose sclerosis
Tuberous Sclerosis Complex Panel, Sequencing and Deletion/Duplication