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Open AccessJournal ArticleDOI

The known unknown: the challenges of genetic variants of uncertain significance in clinical practice.

Lily Hoffman-Andrews
- 01 Dec 2017 - 
- Vol. 4, Iss: 3, pp 648-657
TLDR
The issues raised by VUSs in clinical practice are focused on, and paths forward are suggested to suggest paths forward.
Abstract
As genetic testing technology has advanced, allowing scientists to obtain much of the raw data from our DNA, their ability to interpret these data has struggled to keep up. The result is the ubiquity of variants of uncertain significance (VUSs): findings from genetic testing for which the clinical significance is currently unresolved. What to do when these results are found is a problem that has vexed laboratories, clinicians, and patients alike. In this paper, I focus on the issues raised by VUSs in clinical practice, and suggest paths forward.

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Citations
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Journal ArticleDOI

Is it time to change the reference genome

TL;DR: It is suggested that switching to a consensus reference would offer important advantages over the continued use of the current reference with few disadvantages, and its use for variant-calling is focused on.
Journal ArticleDOI

Genetics of dilated cardiomyopathy: practical implications for heart failure management

TL;DR: A broad perspective on the genetic causes of dilated cardiomyopathy is given to provide a context for a discussion of the pragmatic use of genetic testing in heart failure clinics for patients presenting with new-onset dilated heart failure.
Journal ArticleDOI

Drug Repurposing for Rare Diseases.

TL;DR: A review of applied methodologies, recent accomplished progress, and challenges associated in drug repurposing for rare diseases can be found in this paper, where the authors review applied methods, recent accomplishments, and the challenges associated with drug re-use for rare disease.
Journal ArticleDOI

Evaluation of Germline Genetic Testing Criteria in a Hospital-Based Series of Women With Breast Cancer

TL;DR: A substantial proportion of women with breast cancer carrying germline pathogenic variants in predisposition genes do not qualify for testing by the National Comprehensive Cancer Network criteria, and expansion of NCCN criteria to include all women diagnosed at ≤ 65 years of age improves the sensitivity of the selection criteria without requiring testing of all women.
References
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Journal ArticleDOI

Genetic Misdiagnoses and the Potential for Health Disparities

TL;DR: The misclassification of benign variants as pathogenic variants that were found in this study shows the need for sequencing the genomes of diverse populations, both in asymptomatic controls and the tested patient population.
Journal ArticleDOI

Gaps in Incorporating Germline Genetic Testing Into Treatment Decision-Making for Early-Stage Breast Cancer.

TL;DR: Many patients with breast cancer are tested without ever seeing a genetic counselor, suggesting a limited understanding of results that some surgeons share, and the need to address challenges in personalized communication about genetic testing.
Journal ArticleDOI

Genetic purgatory and the cardiac channelopathies: Exposing the variants of uncertain/unknown significance issue

TL;DR: The purpose of this review article is to fully expose the VUS issue as it relates to the cardiac channelopathies and make the cardiologists/geneticsists/genetic counselors who order such genetic tests believers in genetic purgatory.
Journal ArticleDOI

The counsellees' view of an unclassified variant in BRCA1/2: recall, interpretation, and impact on life.

TL;DR: Unclassified variants (UVs, variants of uncertain clinical significance) are found in 13% of all BRCA1/2 mutation analyses, and little is known about the counsellees' recall and interpretation of a UV, and its psychosocial/medical impact.
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