Spinocerebellar Ataxia Expansion Panel

This panel of 5 genes is intended for patients with a diagnosis or clinical suspicion of spinocerebellar ataxia, and it is performed by trinucleotide repeat expansion analysis.

mtDNA Targeted Analysis: Known Familial Mutation

Targeted Sanger sequencing analysis for a specific variant previously identified in a family member.

Note: Levels of mutant heteroplasmy 20% or lower may not be detected by Sanger. Additionally, levels of mutant heteroplasmy above 80% will appear homoplasmic by Sanger sequencing.

 

Prenatal Exome Sequencing

Prenatal exome sequencing (PES) is available for patients with abnormal findings on ultrasound. This is a phenotype-driven analysis where only pathogenic and likely pathogenic variants related to the reported clinical features will be included in the prenatal report.

PES can be requested as a duo (maternal and fetal sample) or as a trio (maternal, paternal, and fetal sample). Maternal Cell Contamination (MCC) is required for this test.

Reanalysis may be requested at no additional charge after the baby is born. Any new medical information should be reported to the lab upon request for reanalysis. A new consent form will be required for reanalysis. Any changes suspected of causing the concerns identified during pregnancy will require a postnatal sample for confirmation.

Cholestasis NGS Panel

This panel of 73 genes is intended for patients with cholestasis, and it is performed by Next Generation Sequencing (NGS).

Meet Reggie Roper

Reggie has been part of the GGC family for over 18 years. He has short stature, webbing of his hands, pulmonary stenosis, seizures and hydrocephalus along with developmental delay. He carried an initial diagnosis of cardiofaciocutaneous (CFC) syndrome; however, as genetic testing advanced, GGC made the diagnosis of Noon...

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