LAMA2 and congenital muscular dystrophy: Laminin-α2-related congenital muscular dystrophy (LAMA2-CMD), also known as merosin-deficient congenital muscular dystrophy type 1A (MDC1A), is a severe form of congenital muscular dystrophy (CMD) that accounts for ∼30-40% of all CMDs in Europe (Allamand and Guicheney, 2002; Muntoni and Voit, 2004).