SGCG and sarcoglycanopathy: Sarcoglycanopathies belong to the group of limb-girdle muscular dystrophies (LGMDs), are inherited autosomal recessively, and result from homozygous or compound heterozygous pathogenic alterations in one of the four sarcoglycan genes, SGCA, SGCB, SGCG, or SGCD [1].