How is contractural arachnodactyly (Beals syndrome) differentiated from arthrogryposis multiplex congenita (AMC)?

Updated: Nov 11, 2020
  • Author: Mithilesh Kumar Lal, MD, MBBS, MRCP, FRCPCH, MRCPCH(UK); Chief Editor: Maria Descartes, MD  more...
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Contractural arachnodactyly (Beals syndrome; OMIM 121050)

This is an autosomal dominant disorder characterized by joint contractures; a long, thin body build; and crumpling ears. It usually lacks the cardiovascular and ocular abnormalities of Marfan syndrome.

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