LOINC display name : Chr 18 trisomy Sequencing Ql (cfDNA);
LOINC long common name : Fetal Chromosome 18 trisomy [Presence] based on Plasma cell-free DNA by Sequencing;
LOINC short name : Fet Chr 18 Ts Plas.cfDNA Ql;
LOINC description : This term was created for, but is not limited in use to, Sequenom Laboratories' MaterniT21
PLUS trisomy 18 test, which analyzes circulating cell-free DNA extracted from maternal
plasma for chromosome 18 aneuploidy using whole genome sequencing. MaterniT21 PLUS
is indicated for use in pregnant women with increased risk for fetal chromosomal aneuploidy.;