"How Can Law and Policy Advance Quality in Genomic Analysis and Interpr" by Ellen W. Clayton, Barbara J. Evans et al.
 

Document Type

Article

Publication Title

Journal of Law, Medicine, and Ethics

Publication Date

Spring 2020

ISSN

1748-720X

Page Number

44

Keywords

genomic analysis, clinical care, accurate test results

Disciplines

Health Law and Policy | Law

Abstract

Delivering high quality care to patients depends on having accurate test results whose clinical implications are understood. While these requirements apply throughout medicine, the question of how best to ensure the quality of genetic tests used in clinical care, in particular, has vexed scientists and regulators alike for roughly two decades. Numerous federal advisory committees, expert scientific bodies, and professional societies have weighed in on the issue, proposed a variety of approaches, and identified a number of governmental and non-governmental entities to regulate the quality of single-gene tests. Over time, the understanding and clinical use of genetic tests have increased dramatically, but challenges in ensuring patients get accurate results whose clinical impact is understood are not yet solved. One need only look at discrepant results from different laboratories and the number of variants of uncertain significance to see the enormity of the current challenges.

As difficult as the issues attending single-gene tests are, genomic tests — which make possible the examination of multiple variants across one genome that can be analyzed individually or in combination to inform patient care — present a whole new level of complexity. An ongoing challenge for genomic tests, including those using next-generation or genome sequencing technology (NGS), is determining when the results of such testing are of sufficient quality to inform clinical decision-making. Indeed, simply gaining consensus on the meaning and appropriate parameters of “quality” in this context — let alone on which entities should be responsible for serving as quality gatekeepers — is difficult.

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