Specific HLA alleles, such as HLA-DRB1*11:01, have been linked to immune-related pruritus, and HLA-DQB1*03:01 has previously been shown to be associated with irColitis in metastatic melanoma and non-small cell lung cancer (NSCLC) [23]. The gene discussed is HLA-DQB1; the disease is non-small cell lung carcinoma.