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Specific mutation in the PALB2 gene

Targeted genetic test to search for a previously defined specific variant in the PALB2 gene, associated with hereditary predisposition to breast cancer.

Accepted samples
Peripheral blood (preferred), Buccal swab, Extracted DNA
Turnaround time and when it starts
30 calendar days, after order confirmation
Medical order
Required. View requirements and limitations.

Test information

Technical details for Specific mutation in the PALB2 gene

Method, scope, requirements and limitations

Targeted genetic test to search for a previously defined specific variant in the PALB2 gene, associated with hereditary predisposition to breast cancer.

Applications
Hereditary cancer
Accepted samples
Peripheral blood (preferred), Buccal swab, Extracted DNA
Estimated turnaround time
30 calendar days, after order confirmation
Methodology
PCR amplification of the target region containing the variant under investigation, followed by next-generation sequencing (NGS). Reads are aligned to the GRCh38/hg38 reference genome and assessed specifically for the presence or absence of the variant under investigation.
Analytical scope
Target region of the specific PALB2 gene variant stated in the order.
Genes analyzed
1 genes analyzed.
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PALB2

Medical order
Required

Requirements

A medical order and sufficient clinical information to guide the analysis.

Limitations

The test is directed at the target region of the variants under investigation. Changes outside the amplified region, complex structural variants, large deletions or duplications, low-level mosaicism, epigenetic changes and variants in regions not covered by the assay design are not assessed. Pseudogenes, highly homologous regions and polymorphisms at primer binding sites may affect detection.

Additional information

A negative result reduces the probability that the variant under investigation is present in the analyzed sample, but does not exclude other genetic or clinical causes of the condition under investigation. The result must be interpreted together with the clinical indication, family history and the technical limitations of the method, and genetic counseling is recommended to discuss it.