EFO_0009145 (limb-girdle muscular dystrophy-dystroglycanopathy, type c1) is an autosomal recessive limb-girdle muscular dystrophy caused by mutations in the POMT1 gene, encoding protein O-mannosyl-transferase 1. It is characterized by intellectual disability without structural brain abnormalities and limb-girdle muscular dystrophy. Also known as: MDDGC1, Muscular Dystrophy-Dystroglycanopathy (Limb-Girdle) Type C, 1.