Genetic Carrier Screen (CF, FXS, and SMA) With Reflex to Methylation

Last Literature Review: October 2021 Last Update:

For more information on test use in cystic fibrosis (CF), fragile X syndrome (FXS), and spinal muscular atrophy (SMA), see the following Test Fact Sheets:

Cystic Fibrosis (CFTR) Expanded Variant Panel

Fragile X Syndrome

Spinal Muscular Atrophy