Quantitative assessment of dural ectasia as a marker for Marfan syndrome.

Abstract

PURPOSE To establish normal values for lumbosacral dural sac dimensions with magnetic resonance (MR) imaging and to use these values to assess the sensitivity and specificity of dural ectasia as a marker for Marfan syndrome. MATERIALS AND METHODS MR imaging was performed to measure dural sac diameter (DSD) from L1 through S1 in 44 adult patients with… (More)

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