LAMA2 and congenital muscular dystrophy: In the merosin-deficient CMD group, WES identified 4 different homozygous variants in LAMA2. S8 had a homozygous stop-gain variant (NM_000426.4:c.6955C > T; NP_000417.3:p.Arg2319Ter) that has been reported twice in trans with other LAMA2 variants [32, 33].