CGD is a primary immunodeficiency disorder of neutrophils that results in the impaired killing of fungi and bacteria, which can lead to severe, recurrent, and potentially life-threatening infections.1
Reference:
1. Leiding JW, Holland SM. Chronic granulomatous disease. In: Pagon RA, Adam MP, Ardinger HH, et al, eds. GeneReviews®. Seattle, WA: University of Washington, Seattle; 1993-2022.