Myriad MyChoice CDx

**Semantic type:** Laboratory Procedure

**Definition:** A proprietary test that assays homologous recombination deficiency (HRD) in ovarian cancer tumors, which can assist in narrowing the choices for personalized treatment. It evaluates loss of heterozygosity, telomeric allelic imbalance, and large-scale state transitions to allow for the assessment of HRD regardless of the specific cause.

**Synonyms:** - MyChoice CDx