An association between HLA-C*1203 and CM-induced SJS/TEN with SOC in Brazilian population was observed in Wakamatsu et al.34 The numbers of subjects carrying at least one allele of HLA-C*1203 were 7 out of 39 in cases and 5 out of 133 in controls. The gene discussed is HLA-C; the disease is Schwartz-Jampel syndrome.