Casandra
Casandra Test Code QD52342Version 1 (DRAFT)
Performing Lab
Connexin Related Deafness Evaluation
Also known as: deafness, autosomal recessive 1A, Connexin 26/Connexin 30, DFNB1A, gap junction protein
Clinical Use
Order TestUse
Not provided.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
PCR-based (PCR)
Biomarkers
GJB2
GeneSNV/Indel
Mutation • Categorical (e.g., Positive / Negative / Indeterminate)
Result Turnaround Time
14-21 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Whole Blood
Volume
Not provided
Minimum Volume
1 mL
Container
EDTA lavender‑top tube
Collection Instructions
Collect blood specimen in a EDTA lavender top tube.
Storage Instructions
Room temperature up to 24 hours or 2‑8 °C up to 5 days
Causes for Rejection
Hemolyzed blood sample. Fresh tissue (POC) or paraffin embedded specimens are not acceptable.
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