Disorders

Usher Syndrome Type 2A

Synonym(s): USH2A

Gene	Locus	Protein
USH2A	1q41	Usherin

Laboratory	Test Method	Prenatal	Carrier *
Asper Biotech Ltd., Asper Biotech - Tartu, Estonia	• Targeted mutation analysis
Baylor College of Medicine, Medical Genetics Laboratories - Houston, TX, USA
Center for Human Genetics, Bioscientia GmbH - Ingelheim, Germany
GeneDx - Gaithersburg, MD, USA
GENETAQ, Molecular Genetics Centre - Malaga, Spain	• Mutation scanning of the entire coding region
Ghent University Hospital, DNA Laboratory - Ghent, Belgium
Harvard Medical School and Partners Healthcare, Laboratory for Molecular Medicine - Cambridge, MA, USA
Oregon Health and Science University, Casey Eye Institute Molecular Diagnostic Laboratory - Portland, OR, USA
PreventionGenetics, Clinical DNA Testing and DNA Banking - Marshfield, WI, USA
Radboud University Nijmegen Medical Centre, Genome Diagnostics Nijmegen - Nijmegen, Netherlands
University Hospital of North Norway, Department of Medical Genetics - Tromso, Norway

^* 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.