SPTLC1 - Gene sequencing
GTR Test Accession: Help GTR000570450.1
INHERITED DISEASEMETABOLIC DISEASENERVOUS SYSTEM ... View more
Last updated in GTR: 2020-01-29
Last annual review date for the lab: 2024-04-16 LinkOut
At a Glance
Diagnosis; Mutation Confirmation; Pre-symptomatic
Hereditary sensory and autonomic neuropathy type 1
Genes (1): Help
SPTLC1 (9q22.31)
Molecular Genetics - Sequence analysis of the entire coding region: Bi-directional Sanger Sequence Analysis
Not provided
Not provided
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Ordering Information
Offered by: Help
Amsterdam UMC Genome Diagnostics
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View lab's test page
Specimen Source: Help
Who can order: Help
  • Genetic Counselor
  • Licensed Physician
How to Order: Help
Test service: Help
Clinical Testing/Confirmation of Mutations Identified Previously
Custom Sequence Analysis
Informed consent required: Help
No
Test strategy: Help
Simultaneous bi-directional sequencing of all coding/selected exons
Pre-test genetic counseling required: Help
Yes
Post-test genetic counseling required: Help
Yes
Recommended fields not provided:
Conditions Help
Total conditions: 1
Condition/Phenotype Identifier
Test Targets
Genes Help
Total genes: 1
Gene Associated Condition Germline or Somatic Allele (Lab-provided) Variant in NCBI
Methodology
Total methods: 1
Method Category Help
Test method Help
Instrument
Sequence analysis of the entire coding region
Bi-directional Sanger Sequence Analysis
Applied Biosystems 3730 capillary sequencing instrument
Clinical Information
Test purpose: Help
Diagnosis; Mutation Confirmation; Pre-symptomatic
Variant Interpretation:
What is the protocol for interpreting a variation as a VUS? Help
The 5-classes classification method (Alamut)

Will the lab re-contact the ordering physician if variant interpretation changes? Help
Yes.
Recommended fields not provided:
Technical Information
Test Procedure: Help
DNA is extracted from the patient specimen, PCR amplification and sequence analysis of the entire coding region/ or indicated exons plus additional flanking intronic or other non-coding sequence. Sanger sequencing is carried out and the sequence is visualised on a capillary sequencer. Sequencing is performed separately in both the forward … View more
Availability: Help
Tests performed
Entire test performed in-house
Analytical Validity: Help
This test detects >99% of described mutations
Proficiency testing (PT):
Is proficiency testing performed for this test? Help
Yes

Method used for proficiency testing: Help
Formal PT program

PT Provider: Help
European Molecular Genetics Quality Network, EMQN

Description of PT method: Help
DNA sequencing - Sanger (Full version)
VUS:
Software used to interpret novel variations Help
Alamut (Interactive Biosoftware), including AGVGD, PolyPhen-2, SIFT and MutationTaster for missense predictions and MAXEntScan, NNSPLICE, GeneSplicer and Human Splicing Finder for splice predictions
Recommended fields not provided:
Regulatory Approval
FDA Review: Help
Not provided
Additional Information

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