Laboratory	Test Method	Prenatal	Carrier *
Baylor College of Medicine, Medical Genetics Laboratories - Houston, TX, USA	• Sequence analysis of the entire coding region
GeneDx - Gaithersburg, MD, USA	• Sequence analysis of the entire coding region • Deletion/duplication analysis
Medical Neurogenetics - Atlanta, GA, USA	• Sequence analysis of the entire coding region
MGZ München, Medizinisch Genetisches Zentrum Mnchen - München, Germany	• Sequence analysis of the entire coding region
PreventionGenetics, Clinical DNA Testing and DNA Banking - Marshfield, WI, USA	• Deletion/duplication analysis
Universidad Autonoma de Madrid, Centro de Diagnostico de Enfermedades Moleculares - Madrid, Spain	• Sequence analysis of the entire coding region • Analyte
University of Amsterdam Academic Medical Center, Laboratory Genetic Metabolic Diseases - Amsterdam, Netherlands	• Sequence analysis of the entire coding region • Analyte • Enzyme assay

^* Carrier column is relevant to autosomal recessive and X-linked inheritance; column will be blank when it is not relevant (e.g. autosomal dominant inheritance, microdeletions/duplications) and/or is not offered by the lab.