Genotyping of SCD patients for IL28B rs12980275 A/G polymorphism revealed that; the wild type (AA) was detected in 8 patients (11.4%), heterozygous genotype (AG) was detected in 59 patients (84.3%), and the homozygous genotype (GG) was detected in 3 patients (4.3%). Here, IFNL3 is linked to Schnyder corneal dystrophy.