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SPINOCEREBELLAR ATAXIA TYPE 2
MessageQUEST WILDCODE NEEDED
Call Carrie x4171 or Amber x4173
Call Carrie x4171 or Amber x4173
Test Code
LAB1807
Alias/See Also
LAB1807
SCA2 (ATXN2) Repeat Expansion Test - Athena TC: 672
SCA2 (ATXN2) Repeat Expansion Test - Athena TC: 672
CPT Codes
81179
Includes
ATXN2
Preferred Specimen
8 mL Lavender (EDTA) - Whole Blood
Collected in 2 Lavender (EDTA) tubes.
Collected in 2 Lavender (EDTA) tubes.
Minimum Volume
6mL
Transport Temperature
Refrigerated
Specimen Stability
Refrigerated: 10 days
Methodology
Repeat Expansion Detection by PCR
Report Available
14-21 days
Clinical Significance
Detects CAG triplet repeat expansion in the SCA2 gene.
Typical Presentation: Ataxia, poor coordination of hand, speech and eye movements, uncoordinated and unsteady gait.
Typical Presentation: Ataxia, poor coordination of hand, speech and eye movements, uncoordinated and unsteady gait.
Performing Laboratory
Sent to Quest Diagnostics, they send onto Athena Diagnostics