label: Lubs X-Linked Mental Retardation Syndrome
label_lc: lubs x-linked mental retardation syndrome
description: "An X-linked inherited syndrome caused by duplication or triplication of the gene encoding methyl-CpG-binding protein-2 (MECP2). It is characterized by mental retardation, infantile hypotonia, mild dysmorphic features, poor speech development, autistic features, seizures, progressive spasticity, and recurrent infections."