BlueCross BlueShield of Tennessee Medical Policy Manual

Nonfamilial Genetic Testing for Breast Cancer Risk Assessment

Does Not Apply to Commercial Genetic Testing Program effective 6/1/2018

DESCRIPTION

Single nucleotide variants (SNVs), which are single base-pair variations in the DNA sequence of the genome, have been associated with breast cancer and are common in the population, but confer only small increases in risk. Commercially available assays purportedly test for several SNVs to predict an individual’s risk of breast cancer relative to the general population. Some of these assays incorporate clinical information into risk prediction algorithms. The intent of this type of test is to identify subjects without a family history of breast cancer who may be at increased risk and may benefit from more intensive surveillance.

Examples of genetic testing assays for non-familial breast cancer risk assessment include but are not limited to BREVAGen™ and BREVAGenplus™.

Note: This policy does not address testing for BRCA1, BRCA2, PALB2, TP53 or PTEN single gene variants associated with inherited breast cancer.

POLICY

IMPORTANT REMINDERS

ADDITIONAL INFORMATION  

There is a lack of high-quality evidence to determine if SNV-based risk assessment has any impact on health outcomes. Mammography is the recommended screening method for breast cancer in individuals with average risk.

SOURCES

American Cancer Society. (2022). American Cancer Society recommendations for the early detection of breast cancer. Retrieved October 4, 2023 from https://www.cancer.org/.

BlueCross BlueShield Association. Evidence Positioning System. (11:2022). Use of common genetic variants (single nucleotide variants) to predict risk of nonfamilial breast cancer (2.04.63). Retrieved October 4, 2023 from http://www.evidencepositioningsystem.com. (99 articles and/or guidelines reviewed)

Curtit, E., Pivot, Z., Henriques,J., Paget-Bailly, S., Fumoleau, P., Rios, M., et al. (2017). Assessment of the prognostic role of a 94-single nucleotide polymorphisms risk score in early breast cancer in the SIGNAL/PHARE prospective cohort: no correlation with clinicopathological characteristics and outcomes. Breast Cancer Research, 19 (1), 98. (Level 3 evidence)

National Comprehensive Cancer Network. (2023, June). NCCN Clinical Practice Guidelines in Oncology (NCCN Guidelines®). Breast cancer screening and diagnosis, V1.2023. Retrieved October 4, 2023 from the National Comprehensive Cancer Network.

Young, M., Forrest, L., Rasmussen, V., James, P., Mitchell, G., Sawyer, S., et al. (2017). Making sense of SNPs: Women’s understanding and experiences of receiving a personalized profile of their breast cancer risks. Journal of Genetic Counseling, 27 (3), 702-708. Abstract retrieved November 19, 2019 from PubMed database.

ORIGINAL EFFECTIVE DATE:  4/14/2011

MOST RECENT REVIEW DATE:  11/9/2023

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