clinical variant classification
The systematic assignment of clinical significance levels to genetic variants based on evidence criteria.
Full Definition
Clinical variant classification is the process of categorizing genetic variants according to their clinical significance using standardized evidence frameworks, typically following ACMG-AMP guidelines. Classifications include pathogenic, likely pathogenic, variant of uncertain significance (VUS), likely benign, and benign categories. This process requires evaluation of multiple evidence types including population data, functional studies, computational predictions, and clinical observations. Accurate classification is essential for appropriate clinical interpretation and patient management decisions.
Usage
Usage note: Should follow established guidelines such as ACMG-AMP recommendations for consistency.
In Context
- "Clinical variant classification assigned likely pathogenic significance to the BRCA2 frameshift mutation." — Molecular pathology report
- "The laboratory updated their clinical variant classification following publication of new functional studies." — Laboratory documentation