Fetal Smith-Lemli-Opitz syndrome can be detected accurately and reliably by measuring amniotic fluid dehydrocholesterols.
Tint GS, Abuelo D, Till M, Cordier MP, Batta AK, Shefer S, Honda A, Honda M, Xu G, Irons M, Elias ER, Salen G. Fetal Smith-Lemli-Opitz syndrome can be detected accurately and reliably by measuring amniotic fluid dehydrocholesterols. Prenat Diagn. 1998 Jul; 18(7):651-8.