Heather G. LaBreche, PhD, FACMG, CGMBS, Laboratory Director Myriad Women’s Health Carrier Screening/Prenatal Screening/Hereditary Cancer Screening

13 Mar 2026
Laboratory Genetics and Genomics
Dr. LaBreche is a laboratory director at Myriad Genetics, focusing on prenatal cell-free DNA (pcfDNA) screening assays, including Prequel and FirstGene.She is dual-boarded in cytogenetics and molecular genetics. Her career with Myriad Genetics has spanned hereditary cancer and oncology as well as prenatal screening and reproductive health. Her current research interests include incidental findings and maternal cancer identified via pcfDNA screening, the impact of copy number variants (CNVs) identified by pcfDNA screening on prenatal care as well as somatic mosaicism for CNVs and clonal hematopoiesis.