HLA-A and Increased total eosinophil count: Additionally, Shiohara et al.23highlight several emerging views about the diagnosis, pathogenesis, and management of drug‐induced hypersensitivity syndrome (DIHS)/drug reaction with eosinophilia and systemic symptoms (DRESS) and Konvinse et al.24recommend that HLA‐A*32:01 testing could help pre‐empt and implicate vancomycin‐induced DRESS.