IL12RB1 deficiency is the most common genetic form of Mendelian susceptibility to mycobacterial disease globally, often presenting as disseminated BCG infection. In North America, however, where BCG is not used, it manifests with other bacterial or fungal infections, highlighting distinct, sometimes unrecognized, presentations of IL12RB1 deficiency in this geographic area.
Keywords: Bordetella hinzii; Burkholderia vietnamiensis; IL12RB1; blastomycosis; coccidioidomycosis; nontuberculous mycobacteria.
Published by Oxford University Press on behalf of Infectious Diseases Society of America 2025.