HLA-A and Schwartz-Jampel syndrome: Nonetheless, an association between HLA-A*6601 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-A*6601 were 6 out of 39 in cases and 1 out of 133 in controls.