SGCA and autosomal recessive limb-girdle muscular dystrophy type 2A: In a study performed on 20 Turkish patients, calpainopathy was the most prevalent form, and dysferlinopathy was the least form of LGMDs, and among sarcoglycanopathies, the mutation in the SGCG gene was the most common and in the SGCA gene was the least common form [19].