Article
Collagen XII myopathy with rectus femoris atrophy and collagen XII retention in fibroblasts.
Muscle & nerve - 1 Jun 2018
Witting Nanna, Krag Thomas, Werlauff Ulla, Duno Morten, Oestergaard Sofie Thuroe, Dahlqvist Julia Rebecka, Vissing John
Abstract excerpt
INTRODUCTION: Mutation in the collagen XII gene (COL12A1) was recently reported to induce Bethlem myopathy. We describe a family affected by collagen XII-related myopathy in 3 generations. METHODS: Systematic interview, clinical examination, skin biopsies, and MRI of muscle were used. RESULTS: The phenotype was characterized by neonatal hypotonia, contractures, and delayed motor development followed by resolution...
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