Chromosome 12 Aneuploidy in Amniotic Fluid or Chorionic Villus Sample by FISH Nominal

**Semantic type:** Laboratory Procedure

**Definition:** A nominal fluorescent in situ hybridization-based procedure that detects chromosome 12 aneuploidy in an amniotic fluid or chorionic villus specimen.

**Synonyms:** - Chromosome 12 aneuploidy in Amniotic fluid or Chorionic villus sample by FISH Nominal